969335813 has 2 divisors, whose sum is σ = 969335814. Its totient is φ = 969335812.

The previous prime is 969335789. The next prime is 969335819. The reversal of 969335813 is 318533969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 582112129 + 387223684 = 24127^2 + 19678^2 .

It is a cyclic number.

It is not a de Polignac number, because 969335813 - 2⁸ = 969335557 is a prime.

It is a super-2 number, since 2×969335813² = 1879223836728741938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (969335819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 484667906 + 484667907.

It is an arithmetic number, because the mean of its divisors is an integer number (484667907).

Almost surely, 2^969335813 is an apocalyptic number.

It is an amenable number.

969335813 is a deficient number, since it is larger than the sum of its proper divisors (1).

969335813 is an equidigital number, since it uses as much as digits as its factorization.

969335813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 47.

The square root of 969335813 is about 31134.1582992057. The cubic root of 969335813 is about 989.6723103476.

The spelling of 969335813 in words is "nine hundred sixty-nine million, three hundred thirty-five thousand, eight hundred thirteen".