993777113 has 8 divisors (see below), whose sum is σ = 1139447232. Its totient is φ = 849032496.

The previous prime is 993777107. The next prime is 993777139. The reversal of 993777113 is 311777399.

It is a happy number.

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 993777113 - 2¹⁶ = 993711577 is a prime.

It is a super-2 number, since 2×993777113² = 1975185900645229538, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (993777193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229070 + ... + 233367.

It is an arithmetic number, because the mean of its divisors is an integer number (142430904).

Almost surely, 2^993777113 is an apocalyptic number.

It is an amenable number.

993777113 is a deficient number, since it is larger than the sum of its proper divisors (145670119).

993777113 is a wasteful number, since it uses less digits than its factorization.

993777113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462751.

The product of its digits is 250047, while the sum is 47.

The square root of 993777113 is about 31524.2305695159. The cubic root of 993777113 is about 997.9213866937.

The spelling of 993777113 in words is "nine hundred ninety-three million, seven hundred seventy-seven thousand, one hundred thirteen".