125877 has 4 divisors (see below), whose sum is σ = 167840. Its totient is φ = 83916.

The previous prime is 125863. The next prime is 125887. The reversal of 125877 is 778521.

It is a happy number.

125877 is nontrivially palindromic in base 14.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 778521 = 3 ⋅259507.

It is not a de Polignac number, because 125877 - 2⁶ = 125813 is a prime.

It is a D-number.

It is a Duffinian number.

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 125877.

It is not an unprimeable number, because it can be changed into a prime (125887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20977 + ... + 20982.

It is an arithmetic number, because the mean of its divisors is an integer number (41960).

2¹²⁵⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

125877 is a deficient number, since it is larger than the sum of its proper divisors (41963).

125877 is an equidigital number, since it uses as much as digits as its factorization.

125877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41962.

The product of its digits is 3920, while the sum is 30.

The square root of 125877 is about 354.7914880602. The cubic root of 125877 is about 50.1166609262.

It can be divided in two parts, 1 and 25877, that added together give a triangular number (25878 = T₂₂₇).

The spelling of 125877 in words is "one hundred twenty-five thousand, eight hundred seventy-seven".