134543213252 has 24 divisors (see below), whose sum is σ = 280785837696. Its totient is φ = 55154360448.

The previous prime is 134543213249. The next prime is 134543213261. The reversal of 134543213252 is 252312345431.

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, 104458373 + ... + 104459660.

It is an arithmetic number, because the mean of its divisors is an integer number (11699409904).

Almost surely, 2^134543213252 is an apocalyptic number.

It is an amenable number.

134543213252 is an abundant number, since it is smaller than the sum of its proper divisors (146242624444).

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

134543213252 is a wasteful number, since it uses less digits than its factorization.

134543213252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208918067 (or 208918065 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 134543213252 its reverse (252312345431), we get a palindrome (386855558683).

The spelling of 134543213252 in words is "one hundred thirty-four billion, five hundred forty-three million, two hundred thirteen thousand, two hundred fifty-two".