455920061 has 2 divisors, whose sum is σ = 455920062. Its totient is φ = 455920060.

The previous prime is 455920043. The next prime is 455920097. The reversal of 455920061 is 160029554.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383924836 + 71995225 = 19594^2 + 8485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455920061 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455920001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227960030 + 227960031.

It is an arithmetic number, because the mean of its divisors is an integer number (227960031).

Almost surely, 2^455920061 is an apocalyptic number.

It is an amenable number.

455920061 is a deficient number, since it is larger than the sum of its proper divisors (1).

455920061 is an equidigital number, since it uses as much as digits as its factorization.

455920061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 455920061 is about 21352.2846786942. The cubic root of 455920061 is about 769.6552462391.

The spelling of 455920061 in words is "four hundred fifty-five million, nine hundred twenty thousand, sixty-one".