134317431 has 12 divisors (see below), whose sum is σ = 194864280. Its totient is φ = 89152560.

The previous prime is 134317427. The next prime is 134317433. The reversal of 134317431 is 134713431.

It is not a de Polignac number, because 134317431 - 2² = 134317427 is a prime.

It is a super-2 number, since 2×134317431² = 36082344540879522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134317395 and 134317404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134317433) 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, 30525 + ... + 34646.

It is an arithmetic number, because the mean of its divisors is an integer number (16238690).

Almost surely, 2^134317431 is an apocalyptic number.

134317431 is a deficient number, since it is larger than the sum of its proper divisors (60546849).

134317431 is a wasteful number, since it uses less digits than its factorization.

134317431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65406 (or 65403 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 134317431 is about 11589.5397233885. The cubic root of 134317431 is about 512.1267475411.

The spelling of 134317431 in words is "one hundred thirty-four million, three hundred seventeen thousand, four hundred thirty-one".