113315500073 has 4 divisors (see below), whose sum is σ = 117222931140. Its totient is φ = 109408069008.

The previous prime is 113315500063. The next prime is 113315500139. The reversal of 113315500073 is 370005513311.

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 2 ways, for example, as 67224562729 + 46090937344 = 259277^2 + 214688^2 .

It is a cyclic number.

It is not a de Polignac number, because 113315500073 - 2¹² = 113315495977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 3907431037 = 113315500073 / (1 + 1 + 3 + 3 + 1 + 5 + 5 + 0 + 0 + 0 + 7 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113315500013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1953715490 + ... + 1953715547.

It is an arithmetic number, because the mean of its divisors is an integer number (29305732785).

Almost surely, 2^113315500073 is an apocalyptic number.

It is an amenable number.

113315500073 is a deficient number, since it is larger than the sum of its proper divisors (3907431067).

113315500073 is an equidigital number, since it uses as much as digits as its factorization.

113315500073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907431066.

The product of its (nonzero) digits is 4725, while the sum is 29.

The spelling of 113315500073 in words is "one hundred thirteen billion, three hundred fifteen million, five hundred thousand, seventy-three".