213546134 has 16 divisors (see below), whose sum is σ = 326633040. Its totient is φ = 104678400.

The previous prime is 213546121. The next prime is 213546139. The reversal of 213546134 is 431645312.

It is a junction number, because it is equal to n+sod(n) for n = 213546097 and 213546106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213546139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45062 + ... + 49574.

It is an arithmetic number, because the mean of its divisors is an integer number (20414565).

Almost surely, 2^213546134 is an apocalyptic number.

213546134 is a deficient number, since it is larger than the sum of its proper divisors (113086906).

213546134 is a wasteful number, since it uses less digits than its factorization.

213546134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4975.

The product of its digits is 8640, while the sum is 29.

The square root of 213546134 is about 14613.2177839106. The cubic root of 213546134 is about 597.7192430837.

The spelling of 213546134 in words is "two hundred thirteen million, five hundred forty-six thousand, one hundred thirty-four".