125870 has 16 divisors (see below), whose sum is σ = 232848. Its totient is φ = 48960.

The previous prime is 125863. The next prime is 125887. The reversal of 125870 is 78521.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 125870.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 563.

It is an arithmetic number, because the mean of its divisors is an integer number (14553).

2¹²⁵⁸⁷⁰ is an apocalyptic number.

125870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125870 is a deficient number, since it is larger than the sum of its proper divisors (106978).

125870 is a wasteful number, since it uses less digits than its factorization.

125870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 125870 is about 354.7816229739. The cubic root of 125870 is about 50.1157319158.

The spelling of 125870 in words is "one hundred twenty-five thousand, eight hundred seventy".