134231213433 has 16 divisors (see below), whose sum is σ = 194471936000. Its totient is φ = 82042845840.

The previous prime is 134231213429. The next prime is 134231213521. The reversal of 134231213433 is 334312132431.

It is not a de Polignac number, because 134231213433 - 2² = 134231213429 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 134231213433.

It is not an unprimeable number, because it can be changed into a prime (134231213533) 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, 37981033 + ... + 37984566.

It is an arithmetic number, because the mean of its divisors is an integer number (12154496000).

Almost surely, 2^134231213433 is an apocalyptic number.

It is an amenable number.

134231213433 is a deficient number, since it is larger than the sum of its proper divisors (60240722567).

134231213433 is a wasteful number, since it uses less digits than its factorization.

134231213433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75965652.

The product of its digits is 15552, while the sum is 30.

Adding to 134231213433 its reverse (334312132431), we get a palindrome (468543345864).

The spelling of 134231213433 in words is "one hundred thirty-four billion, two hundred thirty-one million, two hundred thirteen thousand, four hundred thirty-three".