134311331 has 12 divisors (see below), whose sum is σ = 168722736. Its totient is φ = 104657520.

The previous prime is 134311301. The next prime is 134311343. The reversal of 134311331 is 133113431.

It is not a de Polignac number, because 134311331 - 2¹⁰ = 134310307 is a prime.

It is a super-2 number, since 2×134311331² = 36079067269983122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134311301) 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 11 ways as a sum of consecutive naturals, for example, 78440 + ... + 80133.

It is an arithmetic number, because the mean of its divisors is an integer number (14060228).

Almost surely, 2^134311331 is an apocalyptic number.

134311331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134311331 is a deficient number, since it is larger than the sum of its proper divisors (34411405).

134311331 is a wasteful number, since it uses less digits than its factorization.

134311331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158602 (or 158591 counting only the distinct ones).

The product of its digits is 324, while the sum is 20.

The square root of 134311331 is about 11589.2765520545. The cubic root of 134311331 is about 512.1189947115.

Adding to 134311331 its reverse (133113431), we get a palindrome (267424762).

The spelling of 134311331 in words is "one hundred thirty-four million, three hundred eleven thousand, three hundred thirty-one".