45511113 has 8 divisors (see below), whose sum is σ = 60724000. Its totient is φ = 30319488.

The previous prime is 45511111. The next prime is 45511117. The reversal of 45511113 is 31111554.

It is a happy number.

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

It is not a de Polignac number, because 45511113 - 2¹ = 45511111 is a prime.

It is a super-2 number, since 2×45511113² = 4142522812997538, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45511113.

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, 633 + ... + 9561.

It is an arithmetic number, because the mean of its divisors is an integer number (7590500).

Almost surely, 2^45511113 is an apocalyptic number.

It is an amenable number.

45511113 is a deficient number, since it is larger than the sum of its proper divisors (15212887).

45511113 is a wasteful number, since it uses less digits than its factorization.

45511113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10631.

The product of its digits is 300, while the sum is 21.

The square root of 45511113 is about 6746.1924816892. The cubic root of 45511113 is about 357.0309116499.

Adding to 45511113 its reverse (31111554), we get a palindrome (76622667).

The spelling of 45511113 in words is "forty-five million, five hundred eleven thousand, one hundred thirteen".