45485771 has 4 divisors (see below), whose sum is σ = 45499272. Its totient is φ = 45472272.

The previous prime is 45485747. The next prime is 45485779. The reversal of 45485771 is 17758454.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45485771 - 2¹⁴ = 45469387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45485779) 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, 2960 + ... + 9986.

It is an arithmetic number, because the mean of its divisors is an integer number (11374818).

Almost surely, 2^45485771 is an apocalyptic number.

45485771 is a deficient number, since it is larger than the sum of its proper divisors (13501).

45485771 is an equidigital number, since it uses as much as digits as its factorization.

45485771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13500.

The product of its digits is 156800, while the sum is 41.

The square root of 45485771 is about 6744.3139754908. The cubic root of 45485771 is about 356.9646307157.

The spelling of 45485771 in words is "forty-five million, four hundred eighty-five thousand, seven hundred seventy-one".