455720767 has 2 divisors, whose sum is σ = 455720768. Its totient is φ = 455720766.

The previous prime is 455720753. The next prime is 455720777. The reversal of 455720767 is 767027554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 455720767 - 2¹⁹ = 455196479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455720777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227860383 + 227860384.

It is an arithmetic number, because the mean of its divisors is an integer number (227860384).

Almost surely, 2^455720767 is an apocalyptic number.

455720767 is a deficient number, since it is larger than the sum of its proper divisors (1).

455720767 is an equidigital number, since it uses as much as digits as its factorization.

455720767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 411600, while the sum is 43.

The square root of 455720767 is about 21347.6173611951. The cubic root of 455720767 is about 769.5430847434.

The spelling of 455720767 in words is "four hundred fifty-five million, seven hundred twenty thousand, seven hundred sixty-seven".