1344201540 has 96 divisors (see below), whose sum is σ = 4238438400. Its totient is φ = 315350400.

The previous prime is 1344201539. The next prime is 1344201541. The reversal of 1344201540 is 451024431.

It is an interprime number because it is at equal distance from previous prime (1344201539) and next prime (1344201541).

It is a self number, because there is not a number n which added to its sum of digits gives 1344201540.

It is not an unprimeable number, because it can be changed into a prime (1344201541) 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 31 ways as a sum of consecutive naturals, for example, 12390 + ... + 53309.

It is an arithmetic number, because the mean of its divisors is an integer number (44150400).

Almost surely, 2^1344201540 is an apocalyptic number.

1344201540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344201540 is an abundant number, since it is smaller than the sum of its proper divisors (2894236860).

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

1344201540 is a wasteful number, since it uses less digits than its factorization.

1344201540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65753 (or 65751 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1344201540 is about 36663.3541837077. The cubic root of 1344201540 is about 1103.6248298568.

Adding to 1344201540 its reverse (451024431), we get a palindrome (1795225971).

The spelling of 1344201540 in words is "one billion, three hundred forty-four million, two hundred one thousand, five hundred forty".