45290115 has 24 divisors (see below), whose sum is σ = 84542640. Its totient is φ = 22296384.

The previous prime is 45290099. The next prime is 45290131. The reversal of 45290115 is 51109254.

It is an interprime number because it is at equal distance from previous prime (45290099) and next prime (45290131).

It is not a de Polignac number, because 45290115 - 2⁴ = 45290099 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38125 + ... + 39294.

It is an arithmetic number, because the mean of its divisors is an integer number (3522610).

Almost surely, 2^45290115 is an apocalyptic number.

45290115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45290115 is a deficient number, since it is larger than the sum of its proper divisors (39252525).

45290115 is a wasteful number, since it uses less digits than its factorization.

45290115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77443 (or 77440 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 45290115 is about 6729.7930874582. The cubic root of 45290115 is about 356.4520700336.

Adding to 45290115 its reverse (51109254), we get a palindrome (96399369).

The spelling of 45290115 in words is "forty-five million, two hundred ninety thousand, one hundred fifteen".