109390933 has 2 divisors, whose sum is σ = 109390934. Its totient is φ = 109390932.

The previous prime is 109390927. The next prime is 109390943. The reversal of 109390933 is 339093901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70677649 + 38713284 = 8407^2 + 6222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109390933 is a prime.

It is a super-2 number, since 2×109390933² = 23932752445220978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109390892 and 109390901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109390943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54695466 + 54695467.

It is an arithmetic number, because the mean of its divisors is an integer number (54695467).

Almost surely, 2^109390933 is an apocalyptic number.

It is an amenable number.

109390933 is a deficient number, since it is larger than the sum of its proper divisors (1).

109390933 is an equidigital number, since it uses as much as digits as its factorization.

109390933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19683, while the sum is 37.

The square root of 109390933 is about 10459.0120470339. The cubic root of 109390933 is about 478.2560164570.

The spelling of 109390933 in words is "one hundred nine million, three hundred ninety thousand, nine hundred thirty-three".