45275939 has 4 divisors (see below), whose sum is σ = 46130256. Its totient is φ = 44421624.

The previous prime is 45275933. The next prime is 45275941. The reversal of 45275939 is 93957254.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45275939 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 45275939.

It is not an unprimeable number, because it can be changed into a prime (45275933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427079 + ... + 427184.

It is an arithmetic number, because the mean of its divisors is an integer number (11532564).

Almost surely, 2^45275939 is an apocalyptic number.

45275939 is a deficient number, since it is larger than the sum of its proper divisors (854317).

45275939 is an equidigital number, since it uses as much as digits as its factorization.

45275939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854316.

The product of its digits is 340200, while the sum is 44.

The square root of 45275939 is about 6728.7397779971. The cubic root of 45275939 is about 356.4148758110.

The spelling of 45275939 in words is "forty-five million, two hundred seventy-five thousand, nine hundred thirty-nine".