113000042 has 4 divisors (see below), whose sum is σ = 169500066. Its totient is φ = 56500020.

The previous prime is 113000033. The next prime is 113000057. The reversal of 113000042 is 240000311.

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., 105042001 + 7958041 = 10249^2 + 2821^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112999987 and 113000032.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28250009 + ... + 28250012.

Almost surely, 2^113000042 is an apocalyptic number.

113000042 is a deficient number, since it is larger than the sum of its proper divisors (56500024).

113000042 is an equidigital number, since it uses as much as digits as its factorization.

113000042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56500023.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 113000042 is about 10630.1477882483. The cubic root of 113000042 is about 483.4588726087.

Adding to 113000042 its reverse (240000311), we get a palindrome (353000353).

The spelling of 113000042 in words is "one hundred thirteen million, forty-two", and thus it is an aban number.