1334503440 has 120 divisors (see below), whose sum is σ = 4636321560. Its totient is φ = 343590912.

The previous prime is 1334503363. The next prime is 1334503441. The reversal of 1334503440 is 443054331.

It can be written as a sum of positive squares in 4 ways, for example, as 175509504 + 1158993936 = 13248^2 + 34044^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334503441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11077 + ... + 52836.

It is an arithmetic number, because the mean of its divisors is an integer number (38636013).

Almost surely, 2^1334503440 is an apocalyptic number.

1334503440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1334503440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2318160780).

1334503440 is an abundant number, since it is smaller than the sum of its proper divisors (3301818120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1334503440 is a wasteful number, since it uses less digits than its factorization.

1334503440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63961 (or 63952 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 1334503440 is about 36530.8559987307. The cubic root of 1334503440 is about 1100.9642894173.

Adding to 1334503440 its reverse (443054331), we get a palindrome (1777557771).

The spelling of 1334503440 in words is "one billion, three hundred thirty-four million, five hundred three thousand, four hundred forty".