260036149 has 2 divisors, whose sum is σ = 260036150. Its totient is φ = 260036148.

The previous prime is 260036143. The next prime is 260036159. The reversal of 260036149 is 941630062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196196049 + 63840100 = 14007^2 + 7990^2 .

It is a cyclic number.

It is not a de Polignac number, because 260036149 - 2¹⁷ = 259905077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260036149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260036143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130018074 + 130018075.

It is an arithmetic number, because the mean of its divisors is an integer number (130018075).

Almost surely, 2^260036149 is an apocalyptic number.

It is an amenable number.

260036149 is a deficient number, since it is larger than the sum of its proper divisors (1).

260036149 is an equidigital number, since it uses as much as digits as its factorization.

260036149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 260036149 is about 16125.6363905429. The cubic root of 260036149 is about 638.2800081496.

The spelling of 260036149 in words is "two hundred sixty million, thirty-six thousand, one hundred forty-nine".