45204457 has 2 divisors, whose sum is σ = 45204458. Its totient is φ = 45204456.

The previous prime is 45204451. The next prime is 45204463. The reversal of 45204457 is 75440254.

It is a balanced prime because it is at equal distance from previous prime (45204451) and next prime (45204463).

It can be written as a sum of positive squares in only one way, i.e., 39803481 + 5400976 = 6309^2 + 2324^2 .

It is a cyclic number.

It is not a de Polignac number, because 45204457 - 2¹⁵ = 45171689 is a prime.

It is not a weakly prime, because it can be changed into another prime (45204451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22602228 + 22602229.

It is an arithmetic number, because the mean of its divisors is an integer number (22602229).

Almost surely, 2^45204457 is an apocalyptic number.

It is an amenable number.

45204457 is a deficient number, since it is larger than the sum of its proper divisors (1).

45204457 is an equidigital number, since it uses as much as digits as its factorization.

45204457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 45204457 is about 6723.4259868017. The cubic root of 45204457 is about 356.2272068314.

The spelling of 45204457 in words is "forty-five million, two hundred four thousand, four hundred fifty-seven".