45514618 has 4 divisors (see below), whose sum is σ = 68271930. Its totient is φ = 22757308.

The previous prime is 45514501. The next prime is 45514619. The reversal of 45514618 is 81641554.

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

It can be written as a sum of positive squares in only one way, i.e., 45387169 + 127449 = 6737^2 + 357^2 .

It is not an unprimeable number, because it can be changed into a prime (45514619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11378653 + ... + 11378656.

Almost surely, 2^45514618 is an apocalyptic number.

45514618 is a deficient number, since it is larger than the sum of its proper divisors (22757312).

45514618 is a wasteful number, since it uses less digits than its factorization.

45514618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22757311.

The product of its digits is 19200, while the sum is 34.

The square root of 45514618 is about 6746.4522528511. The cubic root of 45514618 is about 357.0400768928.

The spelling of 45514618 in words is "forty-five million, five hundred fourteen thousand, six hundred eighteen".