45111315 has 8 divisors (see below), whose sum is σ = 72178128. Its totient is φ = 24059360.

The previous prime is 45111277. The next prime is 45111317. The reversal of 45111315 is 51311154.

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 45111315 - 2¹⁵ = 45078547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45111291 and 45111300.

It is not an unprimeable number, because it can be changed into a prime (45111317) 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, 1503696 + ... + 1503725.

It is an arithmetic number, because the mean of its divisors is an integer number (9022266).

Almost surely, 2^45111315 is an apocalyptic number.

45111315 is a deficient number, since it is larger than the sum of its proper divisors (27066813).

45111315 is a wasteful number, since it uses less digits than its factorization.

45111315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3007429.

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

The square root of 45111315 is about 6716.4957381063. The cubic root of 45111315 is about 355.9823745640.

Adding to 45111315 its reverse (51311154), we get a palindrome (96422469).

The spelling of 45111315 in words is "forty-five million, one hundred eleven thousand, three hundred fifteen".