1922321963 has 2 divisors, whose sum is σ = 1922321964. Its totient is φ = 1922321962.

The previous prime is 1922321957. The next prime is 1922321977. The reversal of 1922321963 is 3691232291.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1922321963 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1922321953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961160981 + 961160982.

It is an arithmetic number, because the mean of its divisors is an integer number (961160982).

Almost surely, 2^1922321963 is an apocalyptic number.

1922321963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1922321963 is an equidigital number, since it uses as much as digits as its factorization.

1922321963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 38.

The square root of 1922321963 is about 43844.2922511015. The cubic root of 1922321963 is about 1243.3938337990.

The spelling of 1922321963 in words is "one billion, nine hundred twenty-two million, three hundred twenty-one thousand, nine hundred sixty-three".