260280623 has 2 divisors, whose sum is σ = 260280624. Its totient is φ = 260280622.

The previous prime is 260280611. The next prime is 260280637. The reversal of 260280623 is 326082062.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260280623 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260280653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130140311 + 130140312.

It is an arithmetic number, because the mean of its divisors is an integer number (130140312).

Almost surely, 2^260280623 is an apocalyptic number.

260280623 is a deficient number, since it is larger than the sum of its proper divisors (1).

260280623 is an equidigital number, since it uses as much as digits as its factorization.

260280623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 260280623 is about 16133.2148997030. The cubic root of 260280623 is about 638.4799726435.

The spelling of 260280623 in words is "two hundred sixty million, two hundred eighty thousand, six hundred twenty-three".