1300341440 has 56 divisors (see below), whose sum is σ = 3203234640. Its totient is φ = 502197248.

The previous prime is 1300341403. The next prime is 1300341451. The reversal of 1300341440 is 441430031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60782 + ... + 79341.

Almost surely, 2^1300341440 is an apocalyptic number.

1300341440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1300341440 is an abundant number, since it is smaller than the sum of its proper divisors (1902893200).

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

1300341440 is a wasteful number, since it uses less digits than its factorization.

1300341440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140169 (or 140159 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1300341440 is about 36060.2473646535. The cubic root of 1300341440 is about 1091.4884247447.

Adding to 1300341440 its reverse (441430031), we get a palindrome (1741771471).

The spelling of 1300341440 in words is "one billion, three hundred million, three hundred forty-one thousand, four hundred forty".