124664018 has 16 divisors (see below), whose sum is σ = 188499960. Its totient is φ = 61833216.

The previous prime is 124664017. The next prime is 124664041. The reversal of 124664018 is 810466421.

It can be written as a sum of positive squares in 4 ways, for example, as 117657409 + 7006609 = 10847^2 + 2647^2 .

It is a super-2 number, since 2×124664018² = 31082234767808648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124664017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209930 + ... + 210522.

Almost surely, 2^124664018 is an apocalyptic number.

124664018 is a deficient number, since it is larger than the sum of its proper divisors (63835942).

124664018 is a wasteful number, since it uses less digits than its factorization.

124664018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 124664018 is about 11165.3042054393. The cubic root of 124664018 is about 499.5516220346.

The spelling of 124664018 in words is "one hundred twenty-four million, six hundred sixty-four thousand, eighteen".