963274813 has 2 divisors, whose sum is σ = 963274814. Its totient is φ = 963274812.

The previous prime is 963274789. The next prime is 963274847. The reversal of 963274813 is 318472369.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 900120004 + 63154809 = 30002^2 + 7947^2 .

It is an emirp because it is prime and its reverse (318472369) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-963274813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 963274813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (963274853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481637406 + 481637407.

It is an arithmetic number, because the mean of its divisors is an integer number (481637407).

Almost surely, 2^963274813 is an apocalyptic number.

It is an amenable number.

963274813 is a deficient number, since it is larger than the sum of its proper divisors (1).

963274813 is an equidigital number, since it uses as much as digits as its factorization.

963274813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 963274813 is about 31036.6688450935. The cubic root of 963274813 is about 987.6052765612.

The spelling of 963274813 in words is "nine hundred sixty-three million, two hundred seventy-four thousand, eight hundred thirteen".