109539263 has 2 divisors, whose sum is σ = 109539264. Its totient is φ = 109539262.

The previous prime is 109539259. The next prime is 109539307. The reversal of 109539263 is 362935901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109539263 - 2² = 109539259 is a prime.

It is a Sophie Germain prime.

It is equal to p_6278375 and since 109539263 and 6278375 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109539233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54769631 + 54769632.

It is an arithmetic number, because the mean of its divisors is an integer number (54769632).

Almost surely, 2^109539263 is an apocalyptic number.

109539263 is a deficient number, since it is larger than the sum of its proper divisors (1).

109539263 is an equidigital number, since it uses as much as digits as its factorization.

109539263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 109539263 is about 10466.1006587936. The cubic root of 109539263 is about 478.4720845633.

The spelling of 109539263 in words is "one hundred nine million, five hundred thirty-nine thousand, two hundred sixty-three".