455900789 has 2 divisors, whose sum is σ = 455900790. Its totient is φ = 455900788.

The previous prime is 455900777. The next prime is 455900803. The reversal of 455900789 is 987009554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375080689 + 80820100 = 19367^2 + 8990^2 .

It is a cyclic number.

It is not a de Polignac number, because 455900789 - 2⁴ = 455900773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455900759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227950394 + 227950395.

It is an arithmetic number, because the mean of its divisors is an integer number (227950395).

Almost surely, 2^455900789 is an apocalyptic number.

It is an amenable number.

455900789 is a deficient number, since it is larger than the sum of its proper divisors (1).

455900789 is an equidigital number, since it uses as much as digits as its factorization.

455900789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 47.

The square root of 455900789 is about 21351.8333873230. The cubic root of 455900789 is about 769.6444014982.

The spelling of 455900789 in words is "four hundred fifty-five million, nine hundred thousand, seven hundred eighty-nine".