260429291 has 2 divisors, whose sum is σ = 260429292. Its totient is φ = 260429290.

The previous prime is 260429237. The next prime is 260429311. The reversal of 260429291 is 192924062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260429291 is a prime.

It is a super-2 number, since 2×260429291² = 135646831221525362, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260429591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130214645 + 130214646.

It is an arithmetic number, because the mean of its divisors is an integer number (130214646).

Almost surely, 2^260429291 is an apocalyptic number.

260429291 is a deficient number, since it is larger than the sum of its proper divisors (1).

260429291 is an equidigital number, since it uses as much as digits as its factorization.

260429291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 260429291 is about 16137.8217551192. The cubic root of 260429291 is about 638.6015125833.

The spelling of 260429291 in words is "two hundred sixty million, four hundred twenty-nine thousand, two hundred ninety-one".