725158963 has 2 divisors, whose sum is σ = 725158964. Its totient is φ = 725158962.

The previous prime is 725158961. The next prime is 725158999. The reversal of 725158963 is 369851527.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725158963 - 2¹ = 725158961 is a prime.

Together with 725158961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (725158961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362579481 + 362579482.

It is an arithmetic number, because the mean of its divisors is an integer number (362579482).

Almost surely, 2^725158963 is an apocalyptic number.

725158963 is a deficient number, since it is larger than the sum of its proper divisors (1).

725158963 is an equidigital number, since it uses as much as digits as its factorization.

725158963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 46.

The square root of 725158963 is about 26928.7757426883. The cubic root of 725158963 is about 898.4165420390.

The spelling of 725158963 in words is "seven hundred twenty-five million, one hundred fifty-eight thousand, nine hundred sixty-three".