125156 has 12 divisors (see below), whose sum is σ = 222768. Its totient is φ = 61512.

The previous prime is 125149. The next prime is 125183. The reversal of 125156 is 651521.

125156 is nontrivially palindromic in base 3.

It is an unprimeable number.

125156 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35 + ... + 501.

It is an arithmetic number, because the mean of its divisors is an integer number (18564).

2¹²⁵¹⁵⁶ is an apocalyptic number.

It is an amenable number.

125156 is a deficient number, since it is larger than the sum of its proper divisors (97612).

125156 is a wasteful number, since it uses less digits than its factorization.

125156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 536 counting only the distinct ones).

The product of its digits is 300, while the sum is 20.

The square root of 125156 is about 353.7739391193. The cubic root of 125156 is about 50.0207913532.

Adding to 125156 its reverse (651521), we get a palindrome (776677).

It can be divided in two parts, 12515 and 6, that added together give a palindrome (12521).

The spelling of 125156 in words is "one hundred twenty-five thousand, one hundred fifty-six".