134423211 has 16 divisors (see below), whose sum is σ = 196662816. Its totient is φ = 81159936.

The previous prime is 134423209. The next prime is 134423213. The reversal of 134423211 is 112324431.

It is an interprime number because it is at equal distance from previous prime (134423209) and next prime (134423213).

It is not a de Polignac number, because 134423211 - 2¹ = 134423209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134423213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30450 + ... + 34583.

It is an arithmetic number, because the mean of its divisors is an integer number (12291426).

Almost surely, 2^134423211 is an apocalyptic number.

134423211 is a deficient number, since it is larger than the sum of its proper divisors (62239605).

134423211 is a wasteful number, since it uses less digits than its factorization.

134423211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65102.

The product of its digits is 576, while the sum is 21.

The square root of 134423211 is about 11594.1024232150. The cubic root of 134423211 is about 512.2611519197.

Adding to 134423211 its reverse (112324431), we get a palindrome (246747642).

It can be divided in two parts, 13442 and 3211, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 134423211 in words is "one hundred thirty-four million, four hundred twenty-three thousand, two hundred eleven".