125564957 has 8 divisors (see below), whose sum is σ = 144333696. Its totient is φ = 107003952.

The previous prime is 125564953. The next prime is 125564963. The reversal of 125564957 is 759465521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125564957 - 2² = 125564953 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125564951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50633 + ... + 53054.

It is an arithmetic number, because the mean of its divisors is an integer number (18041712).

Almost surely, 2^125564957 is an apocalyptic number.

It is an amenable number.

125564957 is a deficient number, since it is larger than the sum of its proper divisors (18768739).

125564957 is a wasteful number, since it uses less digits than its factorization.

125564957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103867.

The product of its digits is 378000, while the sum is 44.

The square root of 125564957 is about 11205.5770489520. The cubic root of 125564957 is about 500.7521439915.

The spelling of 125564957 in words is "one hundred twenty-five million, five hundred sixty-four thousand, nine hundred fifty-seven".