109333381 has 2 divisors, whose sum is σ = 109333382. Its totient is φ = 109333380.

The previous prime is 109333339. The next prime is 109333423. The reversal of 109333381 is 183333901.

It is a balanced prime because it is at equal distance from previous prime (109333339) and next prime (109333423).

It can be written as a sum of positive squares in only one way, i.e., 81613156 + 27720225 = 9034^2 + 5265^2 .

It is an emirp because it is prime and its reverse (183333901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109333381 - 2¹⁹ = 108809093 is a prime.

It is a super-2 number, since 2×109333381² = 23907576401782322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109333331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54666690 + 54666691.

It is an arithmetic number, because the mean of its divisors is an integer number (54666691).

Almost surely, 2^109333381 is an apocalyptic number.

It is an amenable number.

109333381 is a deficient number, since it is larger than the sum of its proper divisors (1).

109333381 is an equidigital number, since it uses as much as digits as its factorization.

109333381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 109333381 is about 10456.2603735752. The cubic root of 109333381 is about 478.1721294964.

The spelling of 109333381 in words is "one hundred nine million, three hundred thirty-three thousand, three hundred eighty-one".