455446157 has 2 divisors, whose sum is σ = 455446158. Its totient is φ = 455446156.

The previous prime is 455446151. The next prime is 455446181. The reversal of 455446157 is 751644554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 427207561 + 28238596 = 20669^2 + 5314^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455446157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455446151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227723078 + 227723079.

It is an arithmetic number, because the mean of its divisors is an integer number (227723079).

Almost surely, 2^455446157 is an apocalyptic number.

It is an amenable number.

455446157 is a deficient number, since it is larger than the sum of its proper divisors (1).

455446157 is an equidigital number, since it uses as much as digits as its factorization.

455446157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 336000, while the sum is 41.

The square root of 455446157 is about 21341.1845266377. The cubic root of 455446157 is about 769.3884822596.

The spelling of 455446157 in words is "four hundred fifty-five million, four hundred forty-six thousand, one hundred fifty-seven".