124473172 has 18 divisors (see below), whose sum is σ = 219231194. Its totient is φ = 61838160.

The previous prime is 124473169. The next prime is 124473197. The reversal of 124473172 is 271374421.

It can be written as a sum of positive squares in only one way, i.e., 77193796 + 47279376 = 8786^2 + 6876^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 145498 + ... + 146350.

Almost surely, 2^124473172 is an apocalyptic number.

It is an amenable number.

124473172 is a deficient number, since it is larger than the sum of its proper divisors (94758022).

124473172 is an equidigital number, since it uses as much as digits as its factorization.

124473172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1046 counting only the distinct ones).

The product of its digits is 9408, while the sum is 31.

The square root of 124473172 is about 11156.7545460138. The cubic root of 124473172 is about 499.2965735131.

The spelling of 124473172 in words is "one hundred twenty-four million, four hundred seventy-three thousand, one hundred seventy-two".