10307574721 has 2 divisors, whose sum is σ = 10307574722. Its totient is φ = 10307574720.

The previous prime is 10307574713. The next prime is 10307574731. The reversal of 10307574721 is 12747570301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7917440400 + 2390134321 = 88980^2 + 48889^2 .

It is a cyclic number.

It is not a de Polignac number, because 10307574721 - 2³ = 10307574713 is a prime.

It is not a weakly prime, because it can be changed into another prime (10307574731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5153787360 + 5153787361.

It is an arithmetic number, because the mean of its divisors is an integer number (5153787361).

Almost surely, 2^10307574721 is an apocalyptic number.

It is an amenable number.

10307574721 is a deficient number, since it is larger than the sum of its proper divisors (1).

10307574721 is an equidigital number, since it uses as much as digits as its factorization.

10307574721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41160, while the sum is 37.

The spelling of 10307574721 in words is "ten billion, three hundred seven million, five hundred seventy-four thousand, seven hundred twenty-one".