124073247 has 24 divisors (see below), whose sum is σ = 177694384. Its totient is φ = 76944384.

The previous prime is 124073239. The next prime is 124073251. The reversal of 124073247 is 742370421.

It is not a de Polignac number, because 124073247 - 2³ = 124073239 is a prime.

It is a super-2 number, since 2×124073247² = 30788341242246018, which contains 22 as substring.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124073237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57663 + ... + 59775.

Almost surely, 2^124073247 is an apocalyptic number.

124073247 is a deficient number, since it is larger than the sum of its proper divisors (53621137).

124073247 is a wasteful number, since it uses less digits than its factorization.

124073247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199 (or 2176 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 124073247 is about 11138.8171275051. The cubic root of 124073247 is about 498.7612629287.

The spelling of 124073247 in words is "one hundred twenty-four million, seventy-three thousand, two hundred forty-seven".