45014561 has 2 divisors, whose sum is σ = 45014562. Its totient is φ = 45014560.

The previous prime is 45014549. The next prime is 45014587. The reversal of 45014561 is 16541054.

It is an a-pointer prime, because the next prime (45014587) can be obtained adding 45014561 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38987536 + 6027025 = 6244^2 + 2455^2 .

It is a cyclic number.

It is not a de Polignac number, because 45014561 - 2¹⁸ = 44752417 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45014561.

It is not a weakly prime, because it can be changed into another prime (45014161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22507280 + 22507281.

It is an arithmetic number, because the mean of its divisors is an integer number (22507281).

Almost surely, 2^45014561 is an apocalyptic number.

It is an amenable number.

45014561 is a deficient number, since it is larger than the sum of its proper divisors (1).

45014561 is an equidigital number, since it uses as much as digits as its factorization.

45014561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 45014561 is about 6709.2891575785. The cubic root of 45014561 is about 355.7276906995.

The spelling of 45014561 in words is "forty-five million, fourteen thousand, five hundred sixty-one".