453945659 has 2 divisors, whose sum is σ = 453945660. Its totient is φ = 453945658.

The previous prime is 453945629. The next prime is 453945673. The reversal of 453945659 is 956549354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 453945659 - 2²⁰ = 452897083 is a prime.

It is a super-2 number, since 2×453945659² = 412133322649888562, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (453945619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226972829 + 226972830.

It is an arithmetic number, because the mean of its divisors is an integer number (226972830).

Almost surely, 2^453945659 is an apocalyptic number.

453945659 is a deficient number, since it is larger than the sum of its proper divisors (1).

453945659 is an equidigital number, since it uses as much as digits as its factorization.

453945659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916000, while the sum is 50.

The square root of 453945659 is about 21306.0005397541. Note that the first 3 decimals coincide. The cubic root of 453945659 is about 768.5426186241.

The spelling of 453945659 in words is "four hundred fifty-three million, nine hundred forty-five thousand, six hundred fifty-nine".