11031983 has 2 divisors, whose sum is σ = 11031984. Its totient is φ = 11031982.

The previous prime is 11031971. The next prime is 11032039. The reversal of 11031983 is 38913011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11031983 - 2⁴ = 11031967 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11033983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515991 + 5515992.

It is an arithmetic number, because the mean of its divisors is an integer number (5515992).

Almost surely, 2^11031983 is an apocalyptic number.

11031983 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031983 is an equidigital number, since it uses as much as digits as its factorization.

11031983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 11031983 is about 3321.4429093393. The cubic root of 11031983 is about 222.6133445991.

Adding to 11031983 its reverse (38913011), we get a palindrome (49944994).

The spelling of 11031983 in words is "eleven million, thirty-one thousand, nine hundred eighty-three".