45790561 has 2 divisors, whose sum is σ = 45790562. Its totient is φ = 45790560.

The previous prime is 45790553. The next prime is 45790567. The reversal of 45790561 is 16509754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45360225 + 430336 = 6735^2 + 656^2 .

It is a cyclic number.

It is not a de Polignac number, because 45790561 - 2³ = 45790553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45790561.

It is not a weakly prime, because it can be changed into another prime (45790567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22895280 + 22895281.

It is an arithmetic number, because the mean of its divisors is an integer number (22895281).

Almost surely, 2^45790561 is an apocalyptic number.

It is an amenable number.

45790561 is a deficient number, since it is larger than the sum of its proper divisors (1).

45790561 is an equidigital number, since it uses as much as digits as its factorization.

45790561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 45790561 is about 6766.8723203560. The cubic root of 45790561 is about 357.7601698837.

The spelling of 45790561 in words is "forty-five million, seven hundred ninety thousand, five hundred sixty-one".