45569147 has 4 divisors (see below), whose sum is σ = 49074480. Its totient is φ = 42063816.

The previous prime is 45569143. The next prime is 45569159. The reversal of 45569147 is 74196554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74196554 = 2 ⋅37098277.

It is a cyclic number.

It is not a de Polignac number, because 45569147 - 2² = 45569143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45569143) 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, 1752647 + ... + 1752672.

It is an arithmetic number, because the mean of its divisors is an integer number (12268620).

Almost surely, 2^45569147 is an apocalyptic number.

45569147 is a deficient number, since it is larger than the sum of its proper divisors (3505333).

45569147 is a wasteful number, since it uses less digits than its factorization.

45569147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505332.

The product of its digits is 151200, while the sum is 41.

The square root of 45569147 is about 6750.4923524140. The cubic root of 45569147 is about 357.1826044982.

The spelling of 45569147 in words is "forty-five million, five hundred sixty-nine thousand, one hundred forty-seven".