134521434312 has 32 divisors (see below), whose sum is σ = 336828278880. Its totient is φ = 44770519040.

The previous prime is 134521434287. The next prime is 134521434331. The reversal of 134521434312 is 213434125431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356738 + ... + 4387505.

It is an arithmetic number, because the mean of its divisors is an integer number (10525883715).

Almost surely, 2^134521434312 is an apocalyptic number.

134521434312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134521434312 is an abundant number, since it is smaller than the sum of its proper divisors (202306844568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134521434312 is a wasteful number, since it uses less digits than its factorization.

134521434312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8744893 (or 8744889 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

Adding to 134521434312 its reverse (213434125431), we get a palindrome (347955559743).

The spelling of 134521434312 in words is "one hundred thirty-four billion, five hundred twenty-one million, four hundred thirty-four thousand, three hundred twelve".