260055407 has 2 divisors, whose sum is σ = 260055408. Its totient is φ = 260055406.

The previous prime is 260055353. The next prime is 260055427. The reversal of 260055407 is 704550062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 260055407 - 2⁶ = 260055343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260055407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260055427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130027703 + 130027704.

It is an arithmetic number, because the mean of its divisors is an integer number (130027704).

Almost surely, 2^260055407 is an apocalyptic number.

260055407 is a deficient number, since it is larger than the sum of its proper divisors (1).

260055407 is an equidigital number, since it uses as much as digits as its factorization.

260055407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 260055407 is about 16126.2335032084. The cubic root of 260055407 is about 638.2957645396.

The spelling of 260055407 in words is "two hundred sixty million, fifty-five thousand, four hundred seven".