124403042 has 16 divisors (see below), whose sum is σ = 202178592. Its totient is φ = 57180480.

The previous prime is 124403039. The next prime is 124403047. The reversal of 124403042 is 240304421.

It is a super-2 number, since 2×124403042² = 30952233717707528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124403047) 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, 41084 + ... + 44007.

It is an arithmetic number, because the mean of its divisors is an integer number (12636162).

Almost surely, 2^124403042 is an apocalyptic number.

124403042 is a deficient number, since it is larger than the sum of its proper divisors (77775550).

124403042 is a wasteful number, since it uses less digits than its factorization.

124403042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85153.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 124403042 is about 11153.6111641029. The cubic root of 124403042 is about 499.2027855739.

Adding to 124403042 its reverse (240304421), we get a palindrome (364707463).

The spelling of 124403042 in words is "one hundred twenty-four million, four hundred three thousand, forty-two".