259149841 has 2 divisors, whose sum is σ = 259149842. Its totient is φ = 259149840.

The previous prime is 259149811. The next prime is 259149857. The reversal of 259149841 is 148941952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199798225 + 59351616 = 14135^2 + 7704^2 .

It is a cyclic number.

It is not a de Polignac number, because 259149841 - 2¹⁹ = 258625553 is a prime.

It is not a weakly prime, because it can be changed into another prime (259149811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129574920 + 129574921.

It is an arithmetic number, because the mean of its divisors is an integer number (129574921).

Almost surely, 2^259149841 is an apocalyptic number.

It is an amenable number.

259149841 is a deficient number, since it is larger than the sum of its proper divisors (1).

259149841 is an equidigital number, since it uses as much as digits as its factorization.

259149841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 43.

The square root of 259149841 is about 16098.1315996609. The cubic root of 259149841 is about 637.5540108539.

The spelling of 259149841 in words is "two hundred fifty-nine million, one hundred forty-nine thousand, eight hundred forty-one".