260831273 has 2 divisors, whose sum is σ = 260831274. Its totient is φ = 260831272.

The previous prime is 260831269. The next prime is 260831309. The reversal of 260831273 is 372138062.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 242487184 + 18344089 = 15572^2 + 4283^2 .

It is a cyclic number.

It is not a de Polignac number, because 260831273 - 2² = 260831269 is a prime.

It is not a weakly prime, because it can be changed into another prime (260831213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130415636 + 130415637.

It is an arithmetic number, because the mean of its divisors is an integer number (130415637).

Almost surely, 2^260831273 is an apocalyptic number.

It is an amenable number.

260831273 is a deficient number, since it is larger than the sum of its proper divisors (1).

260831273 is an equidigital number, since it uses as much as digits as its factorization.

260831273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 260831273 is about 16150.2716076232. The cubic root of 260831273 is about 638.9299118287.

The spelling of 260831273 in words is "two hundred sixty million, eight hundred thirty-one thousand, two hundred seventy-three".