725211432937 has 2 divisors, whose sum is σ = 725211432938. Its totient is φ = 725211432936.

The previous prime is 725211432931. The next prime is 725211432961. The reversal of 725211432937 is 739234112527.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 575024956416 + 150186476521 = 758304^2 + 387539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-725211432937 is a prime.

It is a super-3 number, since 3×725211432937³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (725211432931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362605716468 + 362605716469.

It is an arithmetic number, because the mean of its divisors is an integer number (362605716469).

Almost surely, 2^725211432937 is an apocalyptic number.

It is an amenable number.

725211432937 is a deficient number, since it is larger than the sum of its proper divisors (1).

725211432937 is an equidigital number, since it uses as much as digits as its factorization.

725211432937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 46.

The spelling of 725211432937 in words is "seven hundred twenty-five billion, two hundred eleven million, four hundred thirty-two thousand, nine hundred thirty-seven".