1962813317 has 2 divisors, whose sum is σ = 1962813318. Its totient is φ = 1962813316.

The previous prime is 1962813271. The next prime is 1962813323. The reversal of 1962813317 is 7133182691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1662519076 + 300294241 = 40774^2 + 17329^2 .

It is a cyclic number.

It is not a de Polignac number, because 1962813317 - 2²⁰ = 1961764741 is a prime.

It is a super-2 number, since 2×1962813317² = 7705272234785084978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1962813617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981406658 + 981406659.

It is an arithmetic number, because the mean of its divisors is an integer number (981406659).

Almost surely, 2^1962813317 is an apocalyptic number.

It is an amenable number.

1962813317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1962813317 is an equidigital number, since it uses as much as digits as its factorization.

1962813317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 1962813317 is about 44303.6490257857. The cubic root of 1962813317 is about 1252.0634328815.

The spelling of 1962813317 in words is "one billion, nine hundred sixty-two million, eight hundred thirteen thousand, three hundred seventeen".