260131187 has 2 divisors, whose sum is σ = 260131188. Its totient is φ = 260131186.

The previous prime is 260131163. The next prime is 260131237. The reversal of 260131187 is 781131062.

260131187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260131187 - 2¹⁶ = 260065651 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260131087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130065593 + 130065594.

It is an arithmetic number, because the mean of its divisors is an integer number (130065594).

Almost surely, 2^260131187 is an apocalyptic number.

260131187 is a deficient number, since it is larger than the sum of its proper divisors (1).

260131187 is an equidigital number, since it uses as much as digits as its factorization.

260131187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 260131187 is about 16128.5829197732. The cubic root of 260131187 is about 638.3577581945.

The spelling of 260131187 in words is "two hundred sixty million, one hundred thirty-one thousand, one hundred eighty-seven".