455402669 has 2 divisors, whose sum is σ = 455402670. Its totient is φ = 455402668.

The previous prime is 455402641. The next prime is 455402677. The reversal of 455402669 is 966204554.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268533769 + 186868900 = 16387^2 + 13670^2 .

It is a cyclic number.

It is not a de Polignac number, because 455402669 - 2⁸ = 455402413 is a prime.

It is a super-2 number, since 2×455402669² = 414783181864647122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455402639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227701334 + 227701335.

It is an arithmetic number, because the mean of its divisors is an integer number (227701335).

Almost surely, 2^455402669 is an apocalyptic number.

It is an amenable number.

455402669 is a deficient number, since it is larger than the sum of its proper divisors (1).

455402669 is an equidigital number, since it uses as much as digits as its factorization.

455402669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 455402669 is about 21340.1656272860. The cubic root of 455402669 is about 769.3639932826.

The spelling of 455402669 in words is "four hundred fifty-five million, four hundred two thousand, six hundred sixty-nine".