260842111 has 2 divisors, whose sum is σ = 260842112. Its totient is φ = 260842110.

The previous prime is 260842093. The next prime is 260842157. The reversal of 260842111 is 111248062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260842111 - 2⁷ = 260841983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260842181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130421055 + 130421056.

It is an arithmetic number, because the mean of its divisors is an integer number (130421056).

Almost surely, 2^260842111 is an apocalyptic number.

260842111 is a deficient number, since it is larger than the sum of its proper divisors (1).

260842111 is an equidigital number, since it uses as much as digits as its factorization.

260842111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 260842111 is about 16150.6071402904. The cubic root of 260842111 is about 638.9387612615.

The spelling of 260842111 in words is "two hundred sixty million, eight hundred forty-two thousand, one hundred eleven".