455667887 has 2 divisors, whose sum is σ = 455667888. Its totient is φ = 455667886.

The previous prime is 455667859. The next prime is 455667931. The reversal of 455667887 is 788766554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 455667887 - 2⁸ = 455667631 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 (455667827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227833943 + 227833944.

It is an arithmetic number, because the mean of its divisors is an integer number (227833944).

Almost surely, 2^455667887 is an apocalyptic number.

455667887 is a deficient number, since it is larger than the sum of its proper divisors (1).

455667887 is an equidigital number, since it uses as much as digits as its factorization.

455667887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11289600, while the sum is 56.

The square root of 455667887 is about 21346.3787795495. The cubic root of 455667887 is about 769.5133187000.

The spelling of 455667887 in words is "four hundred fifty-five million, six hundred sixty-seven thousand, eight hundred eighty-seven".