113133506 has 4 divisors (see below), whose sum is σ = 169700262. Its totient is φ = 56566752.

The previous prime is 113133499. The next prime is 113133529. The reversal of 113133506 is 605331311.

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., 108472225 + 4661281 = 10415^2 + 2159^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28283375 + ... + 28283378.

Almost surely, 2^113133506 is an apocalyptic number.

113133506 is a deficient number, since it is larger than the sum of its proper divisors (56566756).

113133506 is an equidigital number, since it uses as much as digits as its factorization.

113133506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56566755.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 113133506 is about 10636.4235530558. The cubic root of 113133506 is about 483.6491349818.

Adding to 113133506 its reverse (605331311), we get a palindrome (718464817).

The spelling of 113133506 in words is "one hundred thirteen million, one hundred thirty-three thousand, five hundred six".