124993031 has 2 divisors, whose sum is σ = 124993032. Its totient is φ = 124993030.

The previous prime is 124993021. The next prime is 124993049. The reversal of 124993031 is 130399421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124993031 is a prime.

It is a super-2 number, since 2×124993031² = 31246515597133922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_7109771 and since 124993031 and 7109771 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124993021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62496515 + 62496516.

It is an arithmetic number, because the mean of its divisors is an integer number (62496516).

Almost surely, 2^124993031 is an apocalyptic number.

124993031 is a deficient number, since it is larger than the sum of its proper divisors (1).

124993031 is an equidigital number, since it uses as much as digits as its factorization.

124993031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 124993031 is about 11180.0282200002. The cubic root of 124993031 is about 499.9907078273.

The spelling of 124993031 in words is "one hundred twenty-four million, nine hundred ninety-three thousand, thirty-one".