259025407 has 2 divisors, whose sum is σ = 259025408. Its totient is φ = 259025406.

The previous prime is 259025359. The next prime is 259025441. The reversal of 259025407 is 704520952.

It is an a-pointer prime, because the next prime (259025441) can be obtained adding 259025407 to its sum of digits (34).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259025407 is a prime.

It is a super-2 number, since 2×259025407² = 134188322943031298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259025467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129512703 + 129512704.

It is an arithmetic number, because the mean of its divisors is an integer number (129512704).

Almost surely, 2^259025407 is an apocalyptic number.

259025407 is a deficient number, since it is larger than the sum of its proper divisors (1).

259025407 is an equidigital number, since it uses as much as digits as its factorization.

259025407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 259025407 is about 16094.2662771560. The cubic root of 259025407 is about 637.4519513703.

The spelling of 259025407 in words is "two hundred fifty-nine million, twenty-five thousand, four hundred seven".