125671117 has 16 divisors (see below), whose sum is σ = 152409600. Its totient is φ = 102052800.

The previous prime is 125671099. The next prime is 125671127. The reversal of 125671117 is 711176521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 125671117 - 2¹⁵ = 125638349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125671127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9742 + ... + 18607.

It is an arithmetic number, because the mean of its divisors is an integer number (9525600).

Almost surely, 2^125671117 is an apocalyptic number.

It is an amenable number.

125671117 is a deficient number, since it is larger than the sum of its proper divisors (26738483).

125671117 is a wasteful number, since it uses less digits than its factorization.

125671117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28404.

The product of its digits is 2940, while the sum is 31.

The square root of 125671117 is about 11210.3129751136. The cubic root of 125671117 is about 500.8932260110.

The spelling of 125671117 in words is "one hundred twenty-five million, six hundred seventy-one thousand, one hundred seventeen".