124452842 has 4 divisors (see below), whose sum is σ = 186679266. Its totient is φ = 62226420.

The previous prime is 124452829. The next prime is 124452859. The reversal of 124452842 is 248254421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 109390681 + 15062161 = 10459^2 + 3881^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124452799 and 124452808.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31113209 + ... + 31113212.

Almost surely, 2^124452842 is an apocalyptic number.

124452842 is a deficient number, since it is larger than the sum of its proper divisors (62226424).

124452842 is an equidigital number, since it uses as much as digits as its factorization.

124452842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62226423.

The product of its digits is 20480, while the sum is 32.

The square root of 124452842 is about 11155.8434015542. The cubic root of 124452842 is about 499.2693889349.

The spelling of 124452842 in words is "one hundred twenty-four million, four hundred fifty-two thousand, eight hundred forty-two".