454838369 has 2 divisors, whose sum is σ = 454838370. Its totient is φ = 454838368.

The previous prime is 454838333. The next prime is 454838401. The reversal of 454838369 is 963838454.

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., 446772769 + 8065600 = 21137^2 + 2840^2 .

It is a cyclic number.

It is not a de Polignac number, because 454838369 - 2⁸ = 454838113 is a prime.

It is a super-2 number, since 2×454838369² = 413755883829160322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (454838309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227419184 + 227419185.

It is an arithmetic number, because the mean of its divisors is an integer number (227419185).

Almost surely, 2^454838369 is an apocalyptic number.

It is an amenable number.

454838369 is a deficient number, since it is larger than the sum of its proper divisors (1).

454838369 is an equidigital number, since it uses as much as digits as its factorization.

454838369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 50.

The square root of 454838369 is about 21326.9399820978. The cubic root of 454838369 is about 769.0460830190.

The spelling of 454838369 in words is "four hundred fifty-four million, eight hundred thirty-eight thousand, three hundred sixty-nine".