455215667 has 2 divisors, whose sum is σ = 455215668. Its totient is φ = 455215666.

The previous prime is 455215643. The next prime is 455215669. The reversal of 455215667 is 766512554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 455215667 - 2⁶ = 455215603 is a prime.

Together with 455215669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (455215669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227607833 + 227607834.

It is an arithmetic number, because the mean of its divisors is an integer number (227607834).

Almost surely, 2^455215667 is an apocalyptic number.

455215667 is a deficient number, since it is larger than the sum of its proper divisors (1).

455215667 is an equidigital number, since it uses as much as digits as its factorization.

455215667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252000, while the sum is 41.

The square root of 455215667 is about 21335.7837212510. The cubic root of 455215667 is about 769.2586708851.

The spelling of 455215667 in words is "four hundred fifty-five million, two hundred fifteen thousand, six hundred sixty-seven".