45255111115 has 4 divisors (see below), whose sum is σ = 54306133344. Its totient is φ = 36204088888.

The previous prime is 45255111091. The next prime is 45255111169. The reversal of 45255111115 is 51111155254.

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 45255111115 - 2⁷ = 45255110987 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4525511107 + ... + 4525511116.

It is an arithmetic number, because the mean of its divisors is an integer number (13576533336).

Almost surely, 2^45255111115 is an apocalyptic number.

45255111115 is a deficient number, since it is larger than the sum of its proper divisors (9051022229).

45255111115 is an equidigital number, since it uses as much as digits as its factorization.

45255111115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9051022228.

The product of its digits is 5000, while the sum is 31.

Adding to 45255111115 its reverse (51111155254), we get a palindrome (96366266369).

The spelling of 45255111115 in words is "forty-five billion, two hundred fifty-five million, one hundred eleven thousand, one hundred fifteen".