125455331 has 2 divisors, whose sum is σ = 125455332. Its totient is φ = 125455330.

The previous prime is 125455307. The next prime is 125455349. The reversal of 125455331 is 133554521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125455331 - 2¹⁴ = 125438947 is a prime.

It is a super-2 number, since 2×125455331² = 31478080152639122, which contains 22 as substring.

It is a Chen prime.

It is equal to p_7134563 and since 125455331 and 7134563 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 125455294 and 125455303.

It is not a weakly prime, because it can be changed into another prime (125455931) by changing a digit.

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 as a sum of consecutive naturals, namely, 62727665 + 62727666.

It is an arithmetic number, because the mean of its divisors is an integer number (62727666).

Almost surely, 2^125455331 is an apocalyptic number.

125455331 is a deficient number, since it is larger than the sum of its proper divisors (1).

125455331 is an equidigital number, since it uses as much as digits as its factorization.

125455331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9000, while the sum is 29.

The square root of 125455331 is about 11200.6843987321. The cubic root of 125455331 is about 500.6063723279.

The spelling of 125455331 in words is "one hundred twenty-five million, four hundred fifty-five thousand, three hundred thirty-one".