124445542 has 16 divisors (see below), whose sum is σ = 212853312. Its totient is φ = 54057600.

The previous prime is 124445521. The next prime is 124445557. The reversal of 124445542 is 245544421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140334 + ... + 141217.

It is an arithmetic number, because the mean of its divisors is an integer number (13303332).

Almost surely, 2^124445542 is an apocalyptic number.

124445542 is a deficient number, since it is larger than the sum of its proper divisors (88407770).

124445542 is a wasteful number, since it uses less digits than its factorization.

124445542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281583.

The product of its digits is 25600, while the sum is 31.

The square root of 124445542 is about 11155.5162139634. The cubic root of 124445542 is about 499.2596269031.

Adding to 124445542 its reverse (245544421), we get a palindrome (369989963).

The spelling of 124445542 in words is "one hundred twenty-four million, four hundred forty-five thousand, five hundred forty-two".