45320461 has 4 divisors (see below), whose sum is σ = 45350172. Its totient is φ = 45290752.

The previous prime is 45320447. The next prime is 45320467. The reversal of 45320461 is 16402354.

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 9548100 + 35772361 = 3090^2 + 5981^2 .

It is a cyclic number.

It is not a de Polignac number, because 45320461 - 2⁷ = 45320333 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 (45320467) 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, 12436 + ... + 15661.

It is an arithmetic number, because the mean of its divisors is an integer number (11337543).

Almost surely, 2^45320461 is an apocalyptic number.

It is an amenable number.

45320461 is a deficient number, since it is larger than the sum of its proper divisors (29711).

45320461 is a wasteful number, since it uses less digits than its factorization.

45320461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29710.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 45320461 is about 6732.0473111825. The cubic root of 45320461 is about 356.5316641460.

The spelling of 45320461 in words is "forty-five million, three hundred twenty thousand, four hundred sixty-one".