213056134 has 8 divisors (see below), whose sum is σ = 319808808. Its totient is φ = 106453200.

The previous prime is 213056117. The next prime is 213056147. The reversal of 213056134 is 431650312.

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

It is a junction number, because it is equal to n+sod(n) for n = 213056099 and 213056108.

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, 33807 + ... + 39610.

It is an arithmetic number, because the mean of its divisors is an integer number (39976101).

Almost surely, 2^213056134 is an apocalyptic number.

213056134 is a deficient number, since it is larger than the sum of its proper divisors (106752674).

213056134 is a wasteful number, since it uses less digits than its factorization.

213056134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74870.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 213056134 is about 14596.4425117903. The cubic root of 213056134 is about 597.2617201989.

The spelling of 213056134 in words is "two hundred thirteen million, fifty-six thousand, one hundred thirty-four".