125554 has 16 divisors (see below), whose sum is σ = 221760. Its totient is φ = 52560.

The previous prime is 125551. The next prime is 125591. The reversal of 125554 is 455521.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (125551) 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, 67 + ... + 505.

It is an arithmetic number, because the mean of its divisors is an integer number (13860).

2¹²⁵⁵⁵⁴ is an apocalyptic number.

125554 is a deficient number, since it is larger than the sum of its proper divisors (96206).

125554 is a wasteful number, since it uses less digits than its factorization.

125554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465.

The product of its digits is 1000, while the sum is 22.

The square root of 125554 is about 354.3359987357. The cubic root of 125554 is about 50.0737578089.

The spelling of 125554 in words is "one hundred twenty-five thousand, five hundred fifty-four".