454424251 has 2 divisors, whose sum is σ = 454424252. Its totient is φ = 454424250.

The previous prime is 454424249. The next prime is 454424291. The reversal of 454424251 is 152424454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454424251 - 2¹ = 454424249 is a prime.

It is a super-2 number, since 2×454424251² = 413002799793822002, which contains 22 as substring.

Together with 454424249, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (454424231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227212125 + 227212126.

It is an arithmetic number, because the mean of its divisors is an integer number (227212126).

Almost surely, 2^454424251 is an apocalyptic number.

454424251 is a deficient number, since it is larger than the sum of its proper divisors (1).

454424251 is an equidigital number, since it uses as much as digits as its factorization.

454424251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25600, while the sum is 31.

The square root of 454424251 is about 21317.2289709521. The cubic root of 454424251 is about 768.8126136147.

The spelling of 454424251 in words is "four hundred fifty-four million, four hundred twenty-four thousand, two hundred fifty-one".