260400059 has 2 divisors, whose sum is σ = 260400060. Its totient is φ = 260400058.

The previous prime is 260400047. The next prime is 260400083. The reversal of 260400059 is 950004062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260400059 - 2¹² = 260395963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260400029) 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, 130200029 + 130200030.

It is an arithmetic number, because the mean of its divisors is an integer number (130200030).

Almost surely, 2^260400059 is an apocalyptic number.

260400059 is a deficient number, since it is larger than the sum of its proper divisors (1).

260400059 is an equidigital number, since it uses as much as digits as its factorization.

260400059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 260400059 is about 16136.9160312620. The cubic root of 260400059 is about 638.5776183203.

The spelling of 260400059 in words is "two hundred sixty million, four hundred thousand, fifty-nine".