452745157 has 2 divisors, whose sum is σ = 452745158. Its totient is φ = 452745156.

The previous prime is 452745149. The next prime is 452745193. The reversal of 452745157 is 751547254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290157156 + 162588001 = 17034^2 + 12751^2 .

It is a cyclic number.

It is not a de Polignac number, because 452745157 - 2³ = 452745149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452745107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226372578 + 226372579.

It is an arithmetic number, because the mean of its divisors is an integer number (226372579).

Almost surely, 2^452745157 is an apocalyptic number.

It is an amenable number.

452745157 is a deficient number, since it is larger than the sum of its proper divisors (1).

452745157 is an equidigital number, since it uses as much as digits as its factorization.

452745157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 196000, while the sum is 40.

The square root of 452745157 is about 21277.8090272471. The cubic root of 452745157 is about 767.8645260941.

The spelling of 452745157 in words is "four hundred fifty-two million, seven hundred forty-five thousand, one hundred fifty-seven".