113345042 has 4 divisors (see below), whose sum is σ = 170017566. Its totient is φ = 56672520.

The previous prime is 113345041. The next prime is 113345053. The reversal of 113345042 is 240543311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240543311 = 157 ⋅1532123.

It can be written as a sum of positive squares in only one way, i.e., 109014481 + 4330561 = 10441^2 + 2081^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113344999 and 113345017.

It is not an unprimeable number, because it can be changed into a prime (113345041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28336259 + ... + 28336262.

Almost surely, 2^113345042 is an apocalyptic number.

113345042 is a deficient number, since it is larger than the sum of its proper divisors (56672524).

113345042 is an equidigital number, since it uses as much as digits as its factorization.

113345042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56672523.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 113345042 is about 10646.3628531062. The cubic root of 113345042 is about 483.9503882167.

Adding to 113345042 its reverse (240543311), we get a palindrome (353888353).

The spelling of 113345042 in words is "one hundred thirteen million, three hundred forty-five thousand, forty-two".