193116937 has 8 divisors (see below), whose sum is σ = 212397696. Its totient is φ = 174468432.

The previous prime is 193116907. The next prime is 193116941. The reversal of 193116937 is 739611391.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 193116937 - 2¹⁹ = 192592649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 193116937.

It is not an unprimeable number, because it can be changed into a prime (193116907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157423 + ... + 158644.

It is an arithmetic number, because the mean of its divisors is an integer number (26549712).

Almost surely, 2^193116937 is an apocalyptic number.

It is an amenable number.

193116937 is a deficient number, since it is larger than the sum of its proper divisors (19280759).

193116937 is a wasteful number, since it uses less digits than its factorization.

193116937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316127.

The product of its digits is 30618, while the sum is 40.

The square root of 193116937 is about 13896.6520068684. The cubic root of 193116937 is about 578.0163477215.

The spelling of 193116937 in words is "one hundred ninety-three million, one hundred sixteen thousand, nine hundred thirty-seven".