260990759 has 2 divisors, whose sum is σ = 260990760. Its totient is φ = 260990758.

The previous prime is 260990731. The next prime is 260990777. The reversal of 260990759 is 957099062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260990759 is a prime.

It is a super-3 number, since 3×260990759³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260990159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130495379 + 130495380.

It is an arithmetic number, because the mean of its divisors is an integer number (130495380).

Almost surely, 2^260990759 is an apocalyptic number.

260990759 is a deficient number, since it is larger than the sum of its proper divisors (1).

260990759 is an equidigital number, since it uses as much as digits as its factorization.

260990759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 260990759 is about 16155.2084171019. The cubic root of 260990759 is about 639.0601104467.

The spelling of 260990759 in words is "two hundred sixty million, nine hundred ninety thousand, seven hundred fifty-nine".