454056677 has 2 divisors, whose sum is σ = 454056678. Its totient is φ = 454056676.

The previous prime is 454056649. The next prime is 454056679. The reversal of 454056677 is 776650454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284900641 + 169156036 = 16879^2 + 13006^2 .

It is a cyclic number.

It is not a de Polignac number, because 454056677 - 2¹² = 454052581 is a prime.

Together with 454056679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454056679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227028338 + 227028339.

It is an arithmetic number, because the mean of its divisors is an integer number (227028339).

Almost surely, 2^454056677 is an apocalyptic number.

It is an amenable number.

454056677 is a deficient number, since it is larger than the sum of its proper divisors (1).

454056677 is an equidigital number, since it uses as much as digits as its factorization.

454056677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 44.

The square root of 454056677 is about 21308.6057028610. The cubic root of 454056677 is about 768.6052657040.

The spelling of 454056677 in words is "four hundred fifty-four million, fifty-six thousand, six hundred seventy-seven".