125592791 has 2 divisors, whose sum is σ = 125592792. Its totient is φ = 125592790.

The previous prime is 125592767. The next prime is 125592847. The reversal of 125592791 is 197295521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125592791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125592721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62796395 + 62796396.

It is an arithmetic number, because the mean of its divisors is an integer number (62796396).

Almost surely, 2^125592791 is an apocalyptic number.

125592791 is a deficient number, since it is larger than the sum of its proper divisors (1).

125592791 is an equidigital number, since it uses as much as digits as its factorization.

125592791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 41.

The square root of 125592791 is about 11206.8189509780. The cubic root of 125592791 is about 500.7891418550.

The spelling of 125592791 in words is "one hundred twenty-five million, five hundred ninety-two thousand, seven hundred ninety-one".