260010061 has 2 divisors, whose sum is σ = 260010062. Its totient is φ = 260010060.

The previous prime is 260010001. The next prime is 260010067. The reversal of 260010061 is 160010062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211149961 + 48860100 = 14531^2 + 6990^2 .

It is a cyclic number.

It is not a de Polignac number, because 260010061 - 2¹⁷ = 259878989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260010067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130005030 + 130005031.

It is an arithmetic number, because the mean of its divisors is an integer number (130005031).

Almost surely, 2^260010061 is an apocalyptic number.

It is an amenable number.

260010061 is a deficient number, since it is larger than the sum of its proper divisors (1).

260010061 is an equidigital number, since it uses as much as digits as its factorization.

260010061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 260010061 is about 16124.8274719452. The cubic root of 260010061 is about 638.2586623921.

Subtracting from 260010061 its reverse (160010062), we obtain a palindrome (99999999).

The spelling of 260010061 in words is "two hundred sixty million, ten thousand, sixty-one".