260340667 has 2 divisors, whose sum is σ = 260340668. Its totient is φ = 260340666.

The previous prime is 260340659. The next prime is 260340671. The reversal of 260340667 is 766043062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260340667 - 2³ = 260340659 is a prime.

It is not a weakly prime, because it can be changed into another prime (260340167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130170333 + 130170334.

It is an arithmetic number, because the mean of its divisors is an integer number (130170334).

Almost surely, 2^260340667 is an apocalyptic number.

260340667 is a deficient number, since it is larger than the sum of its proper divisors (1).

260340667 is an equidigital number, since it uses as much as digits as its factorization.

260340667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 260340667 is about 16135.0756738232. The cubic root of 260340667 is about 638.5290657383.

The spelling of 260340667 in words is "two hundred sixty million, three hundred forty thousand, six hundred sixty-seven".