260261149 has 2 divisors, whose sum is σ = 260261150. Its totient is φ = 260261148.

The previous prime is 260261119. The next prime is 260261159. The reversal of 260261149 is 941162062.

260261149 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., 156425049 + 103836100 = 12507^2 + 10190^2 .

It is a cyclic number.

It is not a de Polignac number, because 260261149 - 2⁷ = 260261021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260261149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260261119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130130574 + 130130575.

It is an arithmetic number, because the mean of its divisors is an integer number (130130575).

Almost surely, 2^260261149 is an apocalyptic number.

It is an amenable number.

260261149 is a deficient number, since it is larger than the sum of its proper divisors (1).

260261149 is an equidigital number, since it uses as much as digits as its factorization.

260261149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 260261149 is about 16132.6113509252. The cubic root of 260261149 is about 638.4640487163.

The spelling of 260261149 in words is "two hundred sixty million, two hundred sixty-one thousand, one hundred forty-nine".