4572637913 has 2 divisors, whose sum is σ = 4572637914. Its totient is φ = 4572637912.

The previous prime is 4572637891. The next prime is 4572637987. The reversal of 4572637913 is 3197362754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3751930009 + 820707904 = 61253^2 + 28648^2 .

It is a cyclic number.

It is not a de Polignac number, because 4572637913 - 2²⁸ = 4304202457 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4572637813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2286318956 + 2286318957.

It is an arithmetic number, because the mean of its divisors is an integer number (2286318957).

Almost surely, 2^4572637913 is an apocalyptic number.

It is an amenable number.

4572637913 is a deficient number, since it is larger than the sum of its proper divisors (1).

4572637913 is an equidigital number, since it uses as much as digits as its factorization.

4572637913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 47.

The square root of 4572637913 is about 67621.2829884201. The cubic root of 4572637913 is about 1659.7994039555.

The spelling of 4572637913 in words is "four billion, five hundred seventy-two million, six hundred thirty-seven thousand, nine hundred thirteen".