134311111 has 4 divisors (see below), whose sum is σ = 146521224. Its totient is φ = 122101000.

The previous prime is 134311109. The next prime is 134311129. The reversal of 134311111 is 111113431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134311111 - 2¹ = 134311109 is a prime.

It is a Duffinian number.

134311111 is a modest number, since divided by 11111 gives 1343 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134311211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6105040 + ... + 6105061.

It is an arithmetic number, because the mean of its divisors is an integer number (36630306).

Almost surely, 2^134311111 is an apocalyptic number.

134311111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134311111 is a deficient number, since it is larger than the sum of its proper divisors (12210113).

134311111 is a wasteful number, since it uses less digits than its factorization.

134311111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12210112.

The product of its digits is 36, while the sum is 16.

The square root of 134311111 is about 11589.2670605177. The cubic root of 134311111 is about 512.1187150969.

Adding to 134311111 its reverse (111113431), we get a palindrome (245424542).

The spelling of 134311111 in words is "one hundred thirty-four million, three hundred eleven thousand, one hundred eleven".