125431326 has 12 divisors (see below), whose sum is σ = 271767912. Its totient is φ = 41810436.

The previous prime is 125431291. The next prime is 125431357. The reversal of 125431326 is 623134521.

It is a self number, because there is not a number n which added to its sum of digits gives 125431326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3484186 + ... + 3484221.

It is an arithmetic number, because the mean of its divisors is an integer number (22647326).

Almost surely, 2^125431326 is an apocalyptic number.

125431326 is an abundant number, since it is smaller than the sum of its proper divisors (146336586).

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

125431326 is a wasteful number, since it uses less digits than its factorization.

125431326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6968415 (or 6968412 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 125431326 is about 11199.6127611628. The cubic root of 125431326 is about 500.5744411154.

Adding to 125431326 its reverse (623134521), we get a palindrome (748565847).

The spelling of 125431326 in words is "one hundred twenty-five million, four hundred thirty-one thousand, three hundred twenty-six".