190936481111 has 4 divisors (see below), whose sum is σ = 192310125000. Its totient is φ = 189562837224.

The previous prime is 190936481077. The next prime is 190936481159. The reversal of 190936481111 is 111184639091.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 190936481111 - 2¹⁰ = 190936480087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190936481011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686821736 + ... + 686822013.

It is an arithmetic number, because the mean of its divisors is an integer number (48077531250).

Almost surely, 2^190936481111 is an apocalyptic number.

190936481111 is a deficient number, since it is larger than the sum of its proper divisors (1373643889).

190936481111 is a wasteful number, since it uses less digits than its factorization.

190936481111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373643888.

The product of its (nonzero) digits is 46656, while the sum is 44.

The spelling of 190936481111 in words is "one hundred ninety billion, nine hundred thirty-six million, four hundred eighty-one thousand, one hundred eleven".