45112015 has 24 divisors (see below), whose sum is σ = 59133888. Its totient is φ = 33022080.

The previous prime is 45112009. The next prime is 45112069. The reversal of 45112015 is 51021154.

It is not a de Polignac number, because 45112015 - 2¹³ = 45103823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45111983 and 45112001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166330 + ... + 166600.

It is an arithmetic number, because the mean of its divisors is an integer number (2463912).

Almost surely, 2^45112015 is an apocalyptic number.

45112015 is a deficient number, since it is larger than the sum of its proper divisors (14021873).

45112015 is a wasteful number, since it uses less digits than its factorization.

45112015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 45112015 is about 6716.5478484114. The cubic root of 45112015 is about 355.9842158343.

Adding to 45112015 its reverse (51021154), we get a palindrome (96133169).

The spelling of 45112015 in words is "forty-five million, one hundred twelve thousand, fifteen".