260793997 has 2 divisors, whose sum is σ = 260793998. Its totient is φ = 260793996.

The previous prime is 260793961. The next prime is 260794003. The reversal of 260793997 is 799397062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 256928841 + 3865156 = 16029^2 + 1966^2 .

It is a cyclic number.

It is not a de Polignac number, because 260793997 - 2¹⁵ = 260761229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260793937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130396998 + 130396999.

It is an arithmetic number, because the mean of its divisors is an integer number (130396999).

Almost surely, 2^260793997 is an apocalyptic number.

It is an amenable number.

260793997 is a deficient number, since it is larger than the sum of its proper divisors (1).

260793997 is an equidigital number, since it uses as much as digits as its factorization.

260793997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1285956, while the sum is 52.

The square root of 260793997 is about 16149.1175300696. The cubic root of 260793997 is about 638.8994733952.

The spelling of 260793997 in words is "two hundred sixty million, seven hundred ninety-three thousand, nine hundred ninety-seven".