125166426 has 32 divisors (see below), whose sum is σ = 312104448. Its totient is φ = 32510640.

The previous prime is 125166413. The next prime is 125166463. The reversal of 125166426 is 624661521.

It is a super-2 number, since 2×125166426² = 31333268395226952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135000 + ... + 135923.

It is an arithmetic number, because the mean of its divisors is an integer number (9753264).

Almost surely, 2^125166426 is an apocalyptic number.

125166426 is an abundant number, since it is smaller than the sum of its proper divisors (186938022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125166426 is a wasteful number, since it uses less digits than its factorization.

125166426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270946.

The product of its digits is 17280, while the sum is 33.

The square root of 125166426 is about 11187.7802087814. The cubic root of 125166426 is about 500.2218029257.

The spelling of 125166426 in words is "one hundred twenty-five million, one hundred sixty-six thousand, four hundred twenty-six".