124545412 has 6 divisors (see below), whose sum is σ = 217954478. Its totient is φ = 62272704.

The previous prime is 124545403. The next prime is 124545419. The reversal of 124545412 is 214545421.

It can be written as a sum of positive squares in only one way, i.e., 77018176 + 47527236 = 8776^2 + 6894^2 .

It is not an unprimeable number, because it can be changed into a prime (124545419) 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, 15568173 + ... + 15568180.

Almost surely, 2^124545412 is an apocalyptic number.

It is an amenable number.

124545412 is a deficient number, since it is larger than the sum of its proper divisors (93409066).

124545412 is a wasteful number, since it uses less digits than its factorization.

124545412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31136357 (or 31136355 counting only the distinct ones).

The product of its digits is 6400, while the sum is 28.

The square root of 124545412 is about 11159.9915770578. The cubic root of 124545412 is about 499.3931464221.

Subtracting 124545412 from its reverse (214545421), we obtain a palindrome (90000009).

It can be divided in two parts, 12 and 4545412, that added together give a square (4545424 = 2132²).

The spelling of 124545412 in words is "one hundred twenty-four million, five hundred forty-five thousand, four hundred twelve".