113373215603 has 4 divisors (see below), whose sum is σ = 113495254440. Its totient is φ = 113251176768.

The previous prime is 113373215597. The next prime is 113373215623. The reversal of 113373215603 is 306512373311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306512373311 = 167 ⋅1835403433.

It is a cyclic number.

It is not a de Polignac number, because 113373215603 - 2¹² = 113373211507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113373215623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61018025 + ... + 61019882.

It is an arithmetic number, because the mean of its divisors is an integer number (28373813610).

Almost surely, 2^113373215603 is an apocalyptic number.

113373215603 is a deficient number, since it is larger than the sum of its proper divisors (122038837).

113373215603 is an equidigital number, since it uses as much as digits as its factorization.

113373215603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122038836.

The product of its (nonzero) digits is 34020, while the sum is 35.

Adding to 113373215603 its reverse (306512373311), we get a palindrome (419885588914).

The spelling of 113373215603 in words is "one hundred thirteen billion, three hundred seventy-three million, two hundred fifteen thousand, six hundred three".