259433479 has 2 divisors, whose sum is σ = 259433480. Its totient is φ = 259433478.

The previous prime is 259433477. The next prime is 259433519. The reversal of 259433479 is 974334952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 259433479 - 2¹ = 259433477 is a prime.

Together with 259433477, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259433477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129716739 + 129716740.

It is an arithmetic number, because the mean of its divisors is an integer number (129716740).

Almost surely, 2^259433479 is an apocalyptic number.

259433479 is a deficient number, since it is larger than the sum of its proper divisors (1).

259433479 is an equidigital number, since it uses as much as digits as its factorization.

259433479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 46.

The square root of 259433479 is about 16106.9388463482. The cubic root of 259433479 is about 637.7865257698.

The spelling of 259433479 in words is "two hundred fifty-nine million, four hundred thirty-three thousand, four hundred seventy-nine".