1111320983 has 2 divisors, whose sum is σ = 1111320984. Its totient is φ = 1111320982.

The previous prime is 1111320967. The next prime is 1111321007. The reversal of 1111320983 is 3890231111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111320983 - 2⁴ = 1111320967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111320383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555660491 + 555660492.

It is an arithmetic number, because the mean of its divisors is an integer number (555660492).

Almost surely, 2^1111320983 is an apocalyptic number.

1111320983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111320983 is an equidigital number, since it uses as much as digits as its factorization.

1111320983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 1111320983 is about 33336.4812630247. The cubic root of 1111320983 is about 1035.8093766214.

The spelling of 1111320983 in words is "one billion, one hundred eleven million, three hundred twenty thousand, nine hundred eighty-three".