113355191 has 2 divisors, whose sum is σ = 113355192. Its totient is φ = 113355190.

The previous prime is 113355169. The next prime is 113355227. The reversal of 113355191 is 191553311.

It is a weak prime.

It is an emirp because it is prime and its reverse (191553311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113355191 - 2¹⁰ = 113354167 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113355101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56677595 + 56677596.

It is an arithmetic number, because the mean of its divisors is an integer number (56677596).

Almost surely, 2^113355191 is an apocalyptic number.

113355191 is a deficient number, since it is larger than the sum of its proper divisors (1).

113355191 is an equidigital number, since it uses as much as digits as its factorization.

113355191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2025, while the sum is 29.

The square root of 113355191 is about 10646.8394840910. The cubic root of 113355191 is about 483.9648322124.

The spelling of 113355191 in words is "one hundred thirteen million, three hundred fifty-five thousand, one hundred ninety-one".