260983087 has 2 divisors, whose sum is σ = 260983088. Its totient is φ = 260983086.

The previous prime is 260983043. The next prime is 260983097. The reversal of 260983087 is 780389062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260983087 is a prime.

It is a super-2 number, since 2×260983087² = 136224343400099138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260983097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130491543 + 130491544.

It is an arithmetic number, because the mean of its divisors is an integer number (130491544).

Almost surely, 2^260983087 is an apocalyptic number.

260983087 is a deficient number, since it is larger than the sum of its proper divisors (1).

260983087 is an equidigital number, since it uses as much as digits as its factorization.

260983087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 260983087 is about 16154.9709687142. The cubic root of 260983087 is about 639.0538485172.

The spelling of 260983087 in words is "two hundred sixty million, nine hundred eighty-three thousand, eighty-seven".