113413135442 has 4 divisors (see below), whose sum is σ = 170119703166. Its totient is φ = 56706567720.

The previous prime is 113413135403. The next prime is 113413135457. The reversal of 113413135442 is 244531314311.

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., 80865728161 + 32547407281 = 284369^2 + 180409^2 .

It is a junction number, because it is equal to n+sod(n) for n = 113413135399 and 113413135408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28353283859 + ... + 28353283862.

Almost surely, 2^113413135442 is an apocalyptic number.

113413135442 is a deficient number, since it is larger than the sum of its proper divisors (56706567724).

113413135442 is an equidigital number, since it uses as much as digits as its factorization.

113413135442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56706567723.

The product of its digits is 17280, while the sum is 32.

Adding to 113413135442 its reverse (244531314311), we get a palindrome (357944449753).

The spelling of 113413135442 in words is "one hundred thirteen billion, four hundred thirteen million, one hundred thirty-five thousand, four hundred forty-two".