260617001 has 2 divisors, whose sum is σ = 260617002. Its totient is φ = 260617000.

The previous prime is 260616991. The next prime is 260617003. The reversal of 260617001 is 100716062.

260617001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229825600 + 30791401 = 15160^2 + 5549^2 .

It is a cyclic number.

It is not a de Polignac number, because 260617001 - 2²⁶ = 193508137 is a prime.

Together with 260617003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260617003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130308500 + 130308501.

It is an arithmetic number, because the mean of its divisors is an integer number (130308501).

Almost surely, 2^260617001 is an apocalyptic number.

It is an amenable number.

260617001 is a deficient number, since it is larger than the sum of its proper divisors (1).

260617001 is an equidigital number, since it uses as much as digits as its factorization.

260617001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 260617001 is about 16143.6365481883. The cubic root of 260617001 is about 638.7549043170.

The spelling of 260617001 in words is "two hundred sixty million, six hundred seventeen thousand, one".