109640983 has 2 divisors, whose sum is σ = 109640984. Its totient is φ = 109640982.

The previous prime is 109640981. The next prime is 109641043. The reversal of 109640983 is 389046901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109640983 - 2¹ = 109640981 is a prime.

It is a super-2 number, since 2×109640983² = 24042290306412578, which contains 22 as substring.

Together with 109640981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109640981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54820491 + 54820492.

It is an arithmetic number, because the mean of its divisors is an integer number (54820492).

Almost surely, 2^109640983 is an apocalyptic number.

109640983 is a deficient number, since it is larger than the sum of its proper divisors (1).

109640983 is an equidigital number, since it uses as much as digits as its factorization.

109640983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 109640983 is about 10470.9590296209. The cubic root of 109640983 is about 478.6201444813.

The spelling of 109640983 in words is "one hundred nine million, six hundred forty thousand, nine hundred eighty-three".