45313573 has 8 divisors (see below), whose sum is σ = 46971000. Its totient is φ = 43662528.

The previous prime is 45313571. The next prime is 45313591. The reversal of 45313573 is 37531354.

It can be written as a sum of positive squares in 4 ways, for example, as 3814209 + 41499364 = 1953^2 + 6442^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45313573 - 2¹ = 45313571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45313571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16503 + ... + 19051.

It is an arithmetic number, because the mean of its divisors is an integer number (5871375).

Almost surely, 2^45313573 is an apocalyptic number.

It is an amenable number.

45313573 is a deficient number, since it is larger than the sum of its proper divisors (1657427).

45313573 is a wasteful number, since it uses less digits than its factorization.

45313573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3191.

The product of its digits is 18900, while the sum is 31.

The square root of 45313573 is about 6731.5357088855. The cubic root of 45313573 is about 356.5136008219.

The spelling of 45313573 in words is "forty-five million, three hundred thirteen thousand, five hundred seventy-three".