1321112083 has 2 divisors, whose sum is σ = 1321112084. Its totient is φ = 1321112082.

The previous prime is 1321112077. The next prime is 1321112131. The reversal of 1321112083 is 3802111231.

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-1321112083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1321112003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660556041 + 660556042.

It is an arithmetic number, because the mean of its divisors is an integer number (660556042).

Almost surely, 2^1321112083 is an apocalyptic number.

1321112083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321112083 is an equidigital number, since it uses as much as digits as its factorization.

1321112083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1321112083 is about 36347.1055656431. The cubic root of 1321112083 is about 1097.2692826074.

The spelling of 1321112083 in words is "one billion, three hundred twenty-one million, one hundred twelve thousand, eighty-three".