45453671 has 4 divisors (see below), whose sum is σ = 46132152. Its totient is φ = 44775192.

The previous prime is 45453641. The next prime is 45453689. The reversal of 45453671 is 17635454.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45453671 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 (45453641) 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, 339140 + ... + 339273.

It is an arithmetic number, because the mean of its divisors is an integer number (11533038).

Almost surely, 2^45453671 is an apocalyptic number.

45453671 is a deficient number, since it is larger than the sum of its proper divisors (678481).

45453671 is an equidigital number, since it uses as much as digits as its factorization.

45453671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678480.

The product of its digits is 50400, while the sum is 35.

The square root of 45453671 is about 6741.9337730357. The cubic root of 45453671 is about 356.8806391659.

The spelling of 45453671 in words is "forty-five million, four hundred fifty-three thousand, six hundred seventy-one".