961930259 has 2 divisors, whose sum is σ = 961930260. Its totient is φ = 961930258.

The previous prime is 961930237. The next prime is 961930267. The reversal of 961930259 is 952039169.

961930259 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 is an emirp because it is prime and its reverse (952039169) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 961930259 - 2⁸ = 961930003 is a prime.

It is equal to p_49008698 and since 961930259 and 49008698 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (961939259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480965129 + 480965130.

It is an arithmetic number, because the mean of its divisors is an integer number (480965130).

Almost surely, 2^961930259 is an apocalyptic number.

961930259 is a deficient number, since it is larger than the sum of its proper divisors (1).

961930259 is an equidigital number, since it uses as much as digits as its factorization.

961930259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 44.

The square root of 961930259 is about 31015.0005481219. Note that the first 3 decimals coincide. The cubic root of 961930259 is about 987.1455576538.

The spelling of 961930259 in words is "nine hundred sixty-one million, nine hundred thirty thousand, two hundred fifty-nine".