653952259 has 2 divisors, whose sum is σ = 653952260. Its totient is φ = 653952258.

The previous prime is 653952199. The next prime is 653952289. The reversal of 653952259 is 952259356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 653952259 - 2²³ = 645563651 is a prime.

It is not a weakly prime, because it can be changed into another prime (653952289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326976129 + 326976130.

It is an arithmetic number, because the mean of its divisors is an integer number (326976130).

Almost surely, 2^653952259 is an apocalyptic number.

653952259 is a deficient number, since it is larger than the sum of its proper divisors (1).

653952259 is an equidigital number, since it uses as much as digits as its factorization.

653952259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 729000, while the sum is 46.

The square root of 653952259 is about 25572.4902776402. The cubic root of 653952259 is about 867.9912518497.

The spelling of 653952259 in words is "six hundred fifty-three million, nine hundred fifty-two thousand, two hundred fifty-nine".