125596727 has 2 divisors, whose sum is σ = 125596728. Its totient is φ = 125596726.

The previous prime is 125596699. The next prime is 125596729. The reversal of 125596727 is 727695521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125596727 is a prime.

It is a super-2 number, since 2×125596727² = 31549075666225058, which contains 22 as substring.

Together with 125596729, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125596729) 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, 62798363 + 62798364.

It is an arithmetic number, because the mean of its divisors is an integer number (62798364).

Almost surely, 2^125596727 is an apocalyptic number.

125596727 is a deficient number, since it is larger than the sum of its proper divisors (1).

125596727 is an equidigital number, since it uses as much as digits as its factorization.

125596727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 44.

The square root of 125596727 is about 11206.9945569720. The cubic root of 125596727 is about 500.7943732738.

The spelling of 125596727 in words is "one hundred twenty-five million, five hundred ninety-six thousand, seven hundred twenty-seven".