124045216 has 12 divisors (see below), whose sum is σ = 244214082. Its totient is φ = 62022592.

The previous prime is 124045211. The next prime is 124045217. The reversal of 124045216 is 612540421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 88284816 + 35760400 = 9396^2 + 5980^2 .

It is a super-2 number, since 2×124045216² = 30774431224973312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124045211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938175 + ... + 1938238.

Almost surely, 2^124045216 is an apocalyptic number.

124045216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

124045216 is a deficient number, since it is larger than the sum of its proper divisors (120168866).

124045216 is an equidigital number, since it uses as much as digits as its factorization.

124045216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876423 (or 3876415 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 124045216 is about 11137.5587989469. The cubic root of 124045216 is about 498.7236995530.

Adding to 124045216 its reverse (612540421), we get a palindrome (736585637).

The spelling of 124045216 in words is "one hundred twenty-four million, forty-five thousand, two hundred sixteen".