213707534134 has 8 divisors (see below), whose sum is σ = 320584108968. Its totient is φ = 106846164480.

The previous prime is 213707534081. The next prime is 213707534143. The reversal of 213707534134 is 431435707312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3766092 + ... + 3822415.

It is an arithmetic number, because the mean of its divisors is an integer number (40073013621).

Almost surely, 2^213707534134 is an apocalyptic number.

213707534134 is a deficient number, since it is larger than the sum of its proper divisors (106876574834).

213707534134 is a wasteful number, since it uses less digits than its factorization.

213707534134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7602590.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 213707534134 in words is "two hundred thirteen billion, seven hundred seven million, five hundred thirty-four thousand, one hundred thirty-four".