191033116 has 12 divisors (see below), whose sum is σ = 338888032. Its totient is φ = 94207968.

The previous prime is 191033113. The next prime is 191033119. The reversal of 191033116 is 611330191.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (191033113) and next prime (191033119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (191033113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326820 + ... + 327403.

Almost surely, 2^191033116 is an apocalyptic number.

It is an amenable number.

191033116 is a deficient number, since it is larger than the sum of its proper divisors (147854916).

191033116 is a wasteful number, since it uses less digits than its factorization.

191033116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654300 (or 654298 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 191033116 is about 13821.4730039891. The cubic root of 191033116 is about 575.9298035276.

The spelling of 191033116 in words is "one hundred ninety-one million, thirty-three thousand, one hundred sixteen".