124938645 has 64 divisors (see below), whose sum is σ = 227888640. Its totient is φ = 57987072.

The previous prime is 124938637. The next prime is 124938673. The reversal of 124938645 is 546839421.

It is not a de Polignac number, because 124938645 - 2³ = 124938637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124938597 and 124938606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 399009 + ... + 399321.

It is an arithmetic number, because the mean of its divisors is an integer number (3560760).

Almost surely, 2^124938645 is an apocalyptic number.

124938645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

124938645 is a deficient number, since it is larger than the sum of its proper divisors (102949995).

124938645 is a wasteful number, since it uses less digits than its factorization.

124938645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446.

The product of its digits is 207360, while the sum is 42.

The square root of 124938645 is about 11177.5956716997. The cubic root of 124938645 is about 499.9181799450.

The spelling of 124938645 in words is "one hundred twenty-four million, nine hundred thirty-eight thousand, six hundred forty-five".