124558542 has 12 divisors (see below), whose sum is σ = 269876880. Its totient is φ = 41519508.

The previous prime is 124558537. The next prime is 124558571. The reversal of 124558542 is 245855421.

It is a junction number, because it is equal to n+sod(n) for n = 124558497 and 124558506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3459942 + ... + 3459977.

It is an arithmetic number, because the mean of its divisors is an integer number (22489740).

Almost surely, 2^124558542 is an apocalyptic number.

124558542 is an abundant number, since it is smaller than the sum of its proper divisors (145318338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124558542 is a wasteful number, since it uses less digits than its factorization.

124558542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6919927 (or 6919924 counting only the distinct ones).

The product of its digits is 64000, while the sum is 36.

The square root of 124558542 is about 11160.5798236472. The cubic root of 124558542 is about 499.4106950455.

It can be divided in two parts, 12 and 4558542, that added together give a palindrome (4558554).

The spelling of 124558542 in words is "one hundred twenty-four million, five hundred fifty-eight thousand, five hundred forty-two".