969953191 has 2 divisors, whose sum is σ = 969953192. Its totient is φ = 969953190.

The previous prime is 969953143. The next prime is 969953219. The reversal of 969953191 is 191359969.

It is a strong prime.

It is an emirp because it is prime and its reverse (191359969) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 969953191 - 2¹⁵ = 969920423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (969953891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484976595 + 484976596.

It is an arithmetic number, because the mean of its divisors is an integer number (484976596).

Almost surely, 2^969953191 is an apocalyptic number.

969953191 is a deficient number, since it is larger than the sum of its proper divisors (1).

969953191 is an equidigital number, since it uses as much as digits as its factorization.

969953191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 590490, while the sum is 52.

The square root of 969953191 is about 31144.0715225225. The cubic root of 969953191 is about 989.8823759176.

The spelling of 969953191 in words is "nine hundred sixty-nine million, nine hundred fifty-three thousand, one hundred ninety-one".