124996042 has 4 divisors (see below), whose sum is σ = 187494066. Its totient is φ = 62498020.

The previous prime is 124996037. The next prime is 124996051. The reversal of 124996042 is 240699421.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240699421 = 14737 ⋅16333.

It can be written as a sum of positive squares in only one way, i.e., 96255721 + 28740321 = 9811^2 + 5361^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124995992 and 124996010.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31249009 + ... + 31249012.

Almost surely, 2^124996042 is an apocalyptic number.

124996042 is a deficient number, since it is larger than the sum of its proper divisors (62498024).

124996042 is an equidigital number, since it uses as much as digits as its factorization.

124996042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62498023.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 124996042 is about 11180.1628789566. The cubic root of 124996042 is about 499.9947226110.

It can be divided in two parts, 124 and 996042, that added together give a triangular number (996166 = T₁₄₁₁).

The spelling of 124996042 in words is "one hundred twenty-four million, nine hundred ninety-six thousand, forty-two".