45203057 has 2 divisors, whose sum is σ = 45203058. Its totient is φ = 45203056.

The previous prime is 45203021. The next prime is 45203087. The reversal of 45203057 is 75030254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41977441 + 3225616 = 6479^2 + 1796^2 .

It is a cyclic number.

It is not a de Polignac number, because 45203057 - 2¹⁸ = 44940913 is a prime.

It is not a weakly prime, because it can be changed into another prime (45203087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22601528 + 22601529.

It is an arithmetic number, because the mean of its divisors is an integer number (22601529).

Almost surely, 2^45203057 is an apocalyptic number.

It is an amenable number.

45203057 is a deficient number, since it is larger than the sum of its proper divisors (1).

45203057 is an equidigital number, since it uses as much as digits as its factorization.

45203057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 45203057 is about 6723.3218724080. The cubic root of 45203057 is about 356.2235292941.

The spelling of 45203057 in words is "forty-five million, two hundred three thousand, fifty-seven".