45042577 has 2 divisors, whose sum is σ = 45042578. Its totient is φ = 45042576.

The previous prime is 45042553. The next prime is 45042581. The reversal of 45042577 is 77524054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36954241 + 8088336 = 6079^2 + 2844^2 .

It is a cyclic number.

It is not a de Polignac number, because 45042577 - 2¹¹ = 45040529 is a prime.

It is not a weakly prime, because it can be changed into another prime (45042587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22521288 + 22521289.

It is an arithmetic number, because the mean of its divisors is an integer number (22521289).

Almost surely, 2^45042577 is an apocalyptic number.

It is an amenable number.

45042577 is a deficient number, since it is larger than the sum of its proper divisors (1).

45042577 is an equidigital number, since it uses as much as digits as its factorization.

45042577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 45042577 is about 6711.3766844069. The cubic root of 45042577 is about 355.8014742333.

The spelling of 45042577 in words is "forty-five million, forty-two thousand, five hundred seventy-seven".