125169 has 8 divisors (see below), whose sum is σ = 182112. Its totient is φ = 75840.

The previous prime is 125149. The next prime is 125183. The reversal of 125169 is 961521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125169 - 2¹¹ = 123121 is a prime.

It is a super-2 number, since 2×125169² = 31334557122, which contains 22 as substring.

125169 is a lucky number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (125119) 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, 1864 + ... + 1929.

It is an arithmetic number, because the mean of its divisors is an integer number (22764).

2¹²⁵¹⁶⁹ is an apocalyptic number.

It is an amenable number.

125169 is a deficient number, since it is larger than the sum of its proper divisors (56943).

125169 is a wasteful number, since it uses less digits than its factorization.

125169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807.

The product of its digits is 540, while the sum is 24.

The square root of 125169 is about 353.7923119572. The cubic root of 125169 is about 50.0225231859.

The spelling of 125169 in words is "one hundred twenty-five thousand, one hundred sixty-nine".