125504126 has 32 divisors (see below), whose sum is σ = 209088000. Its totient is φ = 56026080.

The previous prime is 125504069. The next prime is 125504173. The reversal of 125504126 is 621405521.

It is a junction number, because it is equal to n+sod(n) for n = 125504095 and 125504104.

It is a congruent 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, 477071 + ... + 477333.

It is an arithmetic number, because the mean of its divisors is an integer number (6534000).

Almost surely, 2^125504126 is an apocalyptic number.

125504126 is a deficient number, since it is larger than the sum of its proper divisors (83583874).

125504126 is a wasteful number, since it uses less digits than its factorization.

125504126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 125504126 is about 11202.8624020828. The cubic root of 125504126 is about 500.6712663995.

Adding to 125504126 its reverse (621405521), we get a palindrome (746909647).

The spelling of 125504126 in words is "one hundred twenty-five million, five hundred four thousand, one hundred twenty-six".