99774111 has 8 divisors (see below), whose sum is σ = 140033920. Its totient is φ = 63015192.

The previous prime is 99774067. The next prime is 99774119. The reversal of 99774111 is 11147799.

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

It is not a de Polignac number, because 99774111 - 2¹¹ = 99772063 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 99774111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99774119) 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, 875155 + ... + 875268.

It is an arithmetic number, because the mean of its divisors is an integer number (17504240).

Almost surely, 2^99774111 is an apocalyptic number.

99774111 is a deficient number, since it is larger than the sum of its proper divisors (40259809).

99774111 is a wasteful number, since it uses less digits than its factorization.

99774111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750445.

The product of its digits is 15876, while the sum is 39.

The square root of 99774111 is about 9988.6991645559. The cubic root of 99774111 is about 463.8091252539.

The spelling of 99774111 in words is "ninety-nine million, seven hundred seventy-four thousand, one hundred eleven".