45112615 has 4 divisors (see below), whose sum is σ = 54135144. Its totient is φ = 36090088.

The previous prime is 45112597. The next prime is 45112643. The reversal of 45112615 is 51621154.

It is a happy number.

45112615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45112615 - 2¹⁵ = 45079847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45112615.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4511257 + ... + 4511266.

It is an arithmetic number, because the mean of its divisors is an integer number (13533786).

Almost surely, 2^45112615 is an apocalyptic number.

45112615 is a deficient number, since it is larger than the sum of its proper divisors (9022529).

45112615 is an equidigital number, since it uses as much as digits as its factorization.

45112615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022528.

The product of its digits is 1200, while the sum is 25.

The square root of 45112615 is about 6716.5925140654. The cubic root of 45112615 is about 355.9857940508.

Adding to 45112615 its reverse (51621154), we get a palindrome (96733769).

The spelling of 45112615 in words is "forty-five million, one hundred twelve thousand, six hundred fifteen".