455645299 has 2 divisors, whose sum is σ = 455645300. Its totient is φ = 455645298.

The previous prime is 455645291. The next prime is 455645317. The reversal of 455645299 is 992546554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 455645299 - 2³ = 455645291 is a prime.

It is a super-2 number, since 2×455645299² = 415225277001598802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (455645291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227822649 + 227822650.

It is an arithmetic number, because the mean of its divisors is an integer number (227822650).

Almost surely, 2^455645299 is an apocalyptic number.

455645299 is a deficient number, since it is larger than the sum of its proper divisors (1).

455645299 is an equidigital number, since it uses as much as digits as its factorization.

455645299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 49.

The square root of 455645299 is about 21345.8496902794. The cubic root of 455645299 is about 769.5006032593.

The spelling of 455645299 in words is "four hundred fifty-five million, six hundred forty-five thousand, two hundred ninety-nine".