454649147 has 2 divisors, whose sum is σ = 454649148. Its totient is φ = 454649146.

The previous prime is 454649141. The next prime is 454649149. The reversal of 454649147 is 741946454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 454649147 - 2¹⁰ = 454648123 is a prime.

Together with 454649149, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 454649098 and 454649107.

It is not a weakly prime, because it can be changed into another prime (454649141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227324573 + 227324574.

It is an arithmetic number, because the mean of its divisors is an integer number (227324574).

Almost surely, 2^454649147 is an apocalyptic number.

454649147 is a deficient number, since it is larger than the sum of its proper divisors (1).

454649147 is an equidigital number, since it uses as much as digits as its factorization.

454649147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 454649147 is about 21322.5033005039. The cubic root of 454649147 is about 768.9394219629.

The spelling of 454649147 in words is "four hundred fifty-four million, six hundred forty-nine thousand, one hundred forty-seven".