124246042 has 4 divisors (see below), whose sum is σ = 186369066. Its totient is φ = 62123020.

The previous prime is 124246027. The next prime is 124246079. The reversal of 124246042 is 240642421.

It is a happy number.

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., 101787921 + 22458121 = 10089^2 + 4739^2 .

It is a junction number, because it is equal to n+sod(n) for n = 124245998 and 124246016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31061509 + ... + 31061512.

Almost surely, 2^124246042 is an apocalyptic number.

124246042 is a deficient number, since it is larger than the sum of its proper divisors (62123024).

124246042 is an equidigital number, since it uses as much as digits as its factorization.

124246042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62123023.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 124246042 is about 11146.5708628259. The cubic root of 124246042 is about 498.9926947015.

Adding to 124246042 its reverse (240642421), we get a palindrome (364888463).

The spelling of 124246042 in words is "one hundred twenty-four million, two hundred forty-six thousand, forty-two".