113215619 has 4 divisors (see below), whose sum is σ = 123507960. Its totient is φ = 102923280.

The previous prime is 113215601. The next prime is 113215633. The reversal of 113215619 is 916512311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113215619 - 2⁸ = 113215363 is a prime.

It is a super-2 number, since 2×113215619² = 25635552771106322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113215591 and 113215600.

It is not an unprimeable number, because it can be changed into a prime (113215679) 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, 5146154 + ... + 5146175.

It is an arithmetic number, because the mean of its divisors is an integer number (30876990).

Almost surely, 2^113215619 is an apocalyptic number.

113215619 is a deficient number, since it is larger than the sum of its proper divisors (10292341).

113215619 is a wasteful number, since it uses less digits than its factorization.

113215619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10292340.

The product of its digits is 1620, while the sum is 29.

The square root of 113215619 is about 10640.2828439849. The cubic root of 113215619 is about 483.7661185307.

The spelling of 113215619 in words is "one hundred thirteen million, two hundred fifteen thousand, six hundred nineteen".