124071872 has 14 divisors (see below), whose sum is σ = 246205248. Its totient is φ = 62035904.

The previous prime is 124071847. The next prime is 124071877. The reversal of 124071872 is 278170421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124071877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969248 + ... + 969375.

Almost surely, 2^124071872 is an apocalyptic number.

It is an amenable number.

124071872 is a deficient number, since it is larger than the sum of its proper divisors (122133376).

124071872 is an equidigital number, since it uses as much as digits as its factorization.

124071872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938635 (or 1938625 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 124071872 is about 11138.7554062382. The cubic root of 124071872 is about 498.7594204706.

The spelling of 124071872 in words is "one hundred twenty-four million, seventy-one thousand, eight hundred seventy-two".