268351111 has 8 divisors (see below), whose sum is σ = 306798624. Its totient is φ = 229931520.

The previous prime is 268351099. The next prime is 268351129. The reversal of 268351111 is 111153862.

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

It is not a de Polignac number, because 268351111 - 2¹⁵ = 268318343 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 268351111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268351711) 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, 21231 + ... + 31423.

It is an arithmetic number, because the mean of its divisors is an integer number (38349828).

Almost surely, 2^268351111 is an apocalyptic number.

268351111 is a deficient number, since it is larger than the sum of its proper divisors (38447513).

268351111 is a wasteful number, since it uses less digits than its factorization.

268351111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13961.

The product of its digits is 1440, while the sum is 28.

The square root of 268351111 is about 16381.4257926470. The cubic root of 268351111 is about 645.0120070677.

The spelling of 268351111 in words is "two hundred sixty-eight million, three hundred fifty-one thousand, one hundred eleven".