113156445 has 8 divisors (see below), whose sum is σ = 181050336. Its totient is φ = 60350096.

The previous prime is 113156423. The next prime is 113156447. The reversal of 113156445 is 544651311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113156445 - 2⁷ = 113156317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113156447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3771867 + ... + 3771896.

It is an arithmetic number, because the mean of its divisors is an integer number (22631292).

Almost surely, 2^113156445 is an apocalyptic number.

113156445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113156445 is a deficient number, since it is larger than the sum of its proper divisors (67893891).

113156445 is an equidigital number, since it uses as much as digits as its factorization.

113156445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7543771.

The product of its digits is 7200, while the sum is 30.

The square root of 113156445 is about 10637.5018213864. The cubic root of 113156445 is about 483.6818210774.

The spelling of 113156445 in words is "one hundred thirteen million, one hundred fifty-six thousand, four hundred forty-five".