113144555 has 8 divisors (see below), whose sum is σ = 136166832. Its totient is φ = 90253408.

The previous prime is 113144539. The next prime is 113144561. The reversal of 113144555 is 555441311.

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 113144555 - 2⁴ = 113144539 is a prime.

It is a super-2 number, since 2×113144555² = 25603380652296050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30872 + ... + 34341.

It is an arithmetic number, because the mean of its divisors is an integer number (17020854).

Almost surely, 2^113144555 is an apocalyptic number.

113144555 is a deficient number, since it is larger than the sum of its proper divisors (23022277).

113144555 is an equidigital number, since it uses as much as digits as its factorization.

113144555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65565.

The product of its digits is 6000, while the sum is 29.

The square root of 113144555 is about 10636.9429348850. The cubic root of 113144555 is about 483.6648794049.

Adding to 113144555 its reverse (555441311), we get a palindrome (668585866).

The spelling of 113144555 in words is "one hundred thirteen million, one hundred forty-four thousand, five hundred fifty-five".