45511115 has 8 divisors (see below), whose sum is σ = 58814448. Its totient is φ = 33608160.

The previous prime is 45511111. The next prime is 45511117. The reversal of 45511115 is 51111554.

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

It is not a de Polignac number, because 45511115 - 2² = 45511111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45511111) 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, 350021 + ... + 350150.

It is an arithmetic number, because the mean of its divisors is an integer number (7351806).

Almost surely, 2^45511115 is an apocalyptic number.

45511115 is a deficient number, since it is larger than the sum of its proper divisors (13303333).

45511115 is a wasteful number, since it uses less digits than its factorization.

45511115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700189.

The product of its digits is 500, while the sum is 23.

The square root of 45511115 is about 6746.1926299210. The cubic root of 45511115 is about 357.0309168798.

Adding to 45511115 its reverse (51111554), we get a palindrome (96622669).

The spelling of 45511115 in words is "forty-five million, five hundred eleven thousand, one hundred fifteen".