45201473 has 4 divisors (see below), whose sum is σ = 45335940. Its totient is φ = 45067008.

The previous prime is 45201449. The next prime is 45201479. The reversal of 45201473 is 37410254.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16224784 + 28976689 = 4028^2 + 5383^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45201473 is a prime.

It is a super-2 number, since 2×45201473² = 4086346322739458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45201479) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 66728 + ... + 67401.

It is an arithmetic number, because the mean of its divisors is an integer number (11333985).

Almost surely, 2^45201473 is an apocalyptic number.

It is an amenable number.

45201473 is a deficient number, since it is larger than the sum of its proper divisors (134467).

45201473 is a wasteful number, since it uses less digits than its factorization.

45201473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134466.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45201473 is about 6723.2040724643. The cubic root of 45201473 is about 356.2193683317.

The spelling of 45201473 in words is "forty-five million, two hundred one thousand, four hundred seventy-three".