1307137065 has 32 divisors (see below), whose sum is σ = 2259094656. Its totient is φ = 641571840.

The previous prime is 1307137063. The next prime is 1307137133. The reversal of 1307137065 is 5607317031.

It is not a de Polignac number, because 1307137065 - 2¹ = 1307137063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1307137061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55770 + ... + 75660.

It is an arithmetic number, because the mean of its divisors is an integer number (70596708).

Almost surely, 2^1307137065 is an apocalyptic number.

1307137065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1307137065 is a deficient number, since it is larger than the sum of its proper divisors (951957591).

1307137065 is a wasteful number, since it uses less digits than its factorization.

1307137065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20249.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 1307137065 is about 36154.3505680852. The cubic root of 1307137065 is about 1093.3865063021.

The spelling of 1307137065 in words is "one billion, three hundred seven million, one hundred thirty-seven thousand, sixty-five".