725877499 has 2 divisors, whose sum is σ = 725877500. Its totient is φ = 725877498.

The previous prime is 725877497. The next prime is 725877521. The reversal of 725877499 is 994778527.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725877499 - 2¹ = 725877497 is a prime.

Together with 725877497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (725877497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362938749 + 362938750.

It is an arithmetic number, because the mean of its divisors is an integer number (362938750).

Almost surely, 2^725877499 is an apocalyptic number.

725877499 is a deficient number, since it is larger than the sum of its proper divisors (1).

725877499 is an equidigital number, since it uses as much as digits as its factorization.

725877499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 58.

The square root of 725877499 is about 26942.1138554494. The cubic root of 725877499 is about 898.7131811496.

The spelling of 725877499 in words is "seven hundred twenty-five million, eight hundred seventy-seven thousand, four hundred ninety-nine".