495534089 has 2 divisors, whose sum is σ = 495534090. Its totient is φ = 495534088.

The previous prime is 495534059. The next prime is 495534157. The reversal of 495534089 is 980435594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 489869689 + 5664400 = 22133^2 + 2380^2 .

It is a cyclic number.

It is not a de Polignac number, because 495534089 - 2²⁸ = 227098633 is a prime.

It is a super-2 number, since 2×495534089² = 491108066722119842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (495534059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247767044 + 247767045.

It is an arithmetic number, because the mean of its divisors is an integer number (247767045).

Almost surely, 2^495534089 is an apocalyptic number.

It is an amenable number.

495534089 is a deficient number, since it is larger than the sum of its proper divisors (1).

495534089 is an equidigital number, since it uses as much as digits as its factorization.

495534089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 495534089 is about 22260.5949830637. The cubic root of 495534089 is about 791.3303914353.

The spelling of 495534089 in words is "four hundred ninety-five million, five hundred thirty-four thousand, eighty-nine".