45111113 has 4 divisors (see below), whose sum is σ = 45124560. Its totient is φ = 45097668.

The previous prime is 45111089. The next prime is 45111127. The reversal of 45111113 is 31111154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45111113 - 2¹⁰ = 45110089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45111091 and 45111100.

It is not an unprimeable number, because it can be changed into a prime (45111613) 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, 2918 + ... + 9936.

It is an arithmetic number, because the mean of its divisors is an integer number (11281140).

Almost surely, 2^45111113 is an apocalyptic number.

It is an amenable number.

45111113 is a deficient number, since it is larger than the sum of its proper divisors (13447).

45111113 is an equidigital number, since it uses as much as digits as its factorization.

45111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13446.

The product of its digits is 60, while the sum is 17.

The square root of 45111113 is about 6716.4807004859. The cubic root of 45111113 is about 355.9818432224.

Adding to 45111113 its reverse (31111154), we get a palindrome (76222267).

The spelling of 45111113 in words is "forty-five million, one hundred eleven thousand, one hundred thirteen".