455523647 has 2 divisors, whose sum is σ = 455523648. Its totient is φ = 455523646.

The previous prime is 455523631. The next prime is 455523683. The reversal of 455523647 is 746325554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 455523647 - 2⁴ = 455523631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455523617) 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, 227761823 + 227761824.

It is an arithmetic number, because the mean of its divisors is an integer number (227761824).

Almost surely, 2^455523647 is an apocalyptic number.

455523647 is a deficient number, since it is larger than the sum of its proper divisors (1).

455523647 is an equidigital number, since it uses as much as digits as its factorization.

455523647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 41.

The square root of 455523647 is about 21342.9999531462. Note that the first 4 decimals coincide. The cubic root of 455523647 is about 769.4321145906.

The spelling of 455523647 in words is "four hundred fifty-five million, five hundred twenty-three thousand, six hundred forty-seven".