983012911 has 2 divisors, whose sum is σ = 983012912. Its totient is φ = 983012910.

The previous prime is 983012873. The next prime is 983012951. The reversal of 983012911 is 119210389.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 983012911 - 2¹⁹ = 982488623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (983012951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491506455 + 491506456.

It is an arithmetic number, because the mean of its divisors is an integer number (491506456).

Almost surely, 2^983012911 is an apocalyptic number.

983012911 is a deficient number, since it is larger than the sum of its proper divisors (1).

983012911 is an equidigital number, since it uses as much as digits as its factorization.

983012911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 983012911 is about 31353.0367109790. The cubic root of 983012911 is about 994.3052685942.

The spelling of 983012911 in words is "nine hundred eighty-three million, twelve thousand, nine hundred eleven".