124207172 has 12 divisors (see below), whose sum is σ = 217538496. Its totient is φ = 62053320.

The previous prime is 124207157. The next prime is 124207183. The reversal of 124207172 is 271702421.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6704 + ... + 17127.

It is an arithmetic number, because the mean of its divisors is an integer number (18128208).

Almost surely, 2^124207172 is an apocalyptic number.

It is an amenable number.

124207172 is a deficient number, since it is larger than the sum of its proper divisors (93331324).

124207172 is a wasteful number, since it uses less digits than its factorization.

124207172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25138 (or 25136 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 124207172 is about 11144.8271408757. The cubic root of 124207172 is about 498.9406531536.

Adding to 124207172 its reverse (271702421), we get a palindrome (395909593).

The spelling of 124207172 in words is "one hundred twenty-four million, two hundred seven thousand, one hundred seventy-two".