260464651 has 2 divisors, whose sum is σ = 260464652. Its totient is φ = 260464650.

The previous prime is 260464637. The next prime is 260464663. The reversal of 260464651 is 156464062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260464651 is a prime.

It is not a weakly prime, because it can be changed into another prime (260464601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130232325 + 130232326.

It is an arithmetic number, because the mean of its divisors is an integer number (130232326).

Almost surely, 2^260464651 is an apocalyptic number.

260464651 is a deficient number, since it is larger than the sum of its proper divisors (1).

260464651 is an equidigital number, since it uses as much as digits as its factorization.

260464651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 260464651 is about 16138.9172809083. The cubic root of 260464651 is about 638.6304134896.

The spelling of 260464651 in words is "two hundred sixty million, four hundred sixty-four thousand, six hundred fifty-one".