259428311 has 2 divisors, whose sum is σ = 259428312. Its totient is φ = 259428310.

The previous prime is 259428277. The next prime is 259428317. The reversal of 259428311 is 113824952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 259428311 - 2¹⁴ = 259411927 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259428317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129714155 + 129714156.

It is an arithmetic number, because the mean of its divisors is an integer number (129714156).

Almost surely, 2^259428311 is an apocalyptic number.

259428311 is a deficient number, since it is larger than the sum of its proper divisors (1).

259428311 is an equidigital number, since it uses as much as digits as its factorization.

259428311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 259428311 is about 16106.7784177967. The cubic root of 259428311 is about 637.7822907694.

The spelling of 259428311 in words is "two hundred fifty-nine million, four hundred twenty-eight thousand, three hundred eleven".