125315054 has 4 divisors (see below), whose sum is σ = 187972584. Its totient is φ = 62657526.

The previous prime is 125315039. The next prime is 125315059. The reversal of 125315054 is 450513521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 450513521 = 29 ⋅15534949.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125315059) 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, 31328762 + ... + 31328765.

It is an arithmetic number, because the mean of its divisors is an integer number (46993146).

Almost surely, 2^125315054 is an apocalyptic number.

125315054 is a deficient number, since it is larger than the sum of its proper divisors (62657530).

125315054 is an equidigital number, since it uses as much as digits as its factorization.

125315054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62657529.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 125315054 is about 11194.4206638843. The cubic root of 125315054 is about 500.4197195724.

Adding to 125315054 its reverse (450513521), we get a palindrome (575828575).

The spelling of 125315054 in words is "one hundred twenty-five million, three hundred fifteen thousand, fifty-four".