453949250957 has 2 divisors, whose sum is σ = 453949250958. Its totient is φ = 453949250956.

The previous prime is 453949250933. The next prime is 453949250969. The reversal of 453949250957 is 759052949354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 370477951561 + 83471299396 = 608669^2 + 288914^2 .

It is a cyclic number.

It is not a de Polignac number, because 453949250957 - 2¹⁴ = 453949234573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 453949250957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453949250917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226974625478 + 226974625479.

It is an arithmetic number, because the mean of its divisors is an integer number (226974625479).

Almost surely, 2^453949250957 is an apocalyptic number.

It is an amenable number.

453949250957 is a deficient number, since it is larger than the sum of its proper divisors (1).

453949250957 is an equidigital number, since it uses as much as digits as its factorization.

453949250957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236000, while the sum is 62.

The spelling of 453949250957 in words is "four hundred fifty-three billion, nine hundred forty-nine million, two hundred fifty thousand, nine hundred fifty-seven".