454243331 has 2 divisors, whose sum is σ = 454243332. Its totient is φ = 454243330.

The previous prime is 454243319. The next prime is 454243351. The reversal of 454243331 is 133342454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454243331 - 2¹⁰ = 454242307 is a prime.

It is a super-2 number, since 2×454243331² = 412674007515951122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 454243294 and 454243303.

It is not a weakly prime, because it can be changed into another prime (454243351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227121665 + 227121666.

It is an arithmetic number, because the mean of its divisors is an integer number (227121666).

Almost surely, 2^454243331 is an apocalyptic number.

454243331 is a deficient number, since it is larger than the sum of its proper divisors (1).

454243331 is an equidigital number, since it uses as much as digits as its factorization.

454243331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 29.

The square root of 454243331 is about 21312.9850326040. The cubic root of 454243331 is about 768.7105709083.

Adding to 454243331 its reverse (133342454), we get a palindrome (587585785).

The spelling of 454243331 in words is "four hundred fifty-four million, two hundred forty-three thousand, three hundred thirty-one".