213114134 has 4 divisors (see below), whose sum is σ = 319671204. Its totient is φ = 106557066.

The previous prime is 213114133. The next prime is 213114151. The reversal of 213114134 is 431411312.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×213114134² = 90835268221139912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213114133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53278532 + ... + 53278535.

It is an arithmetic number, because the mean of its divisors is an integer number (79917801).

Almost surely, 2^213114134 is an apocalyptic number.

213114134 is a deficient number, since it is larger than the sum of its proper divisors (106557070).

213114134 is a wasteful number, since it uses less digits than its factorization.

213114134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106557069.

The product of its digits is 288, while the sum is 20.

The square root of 213114134 is about 14598.4291620708. The cubic root of 213114134 is about 597.3159125474.

Adding to 213114134 its reverse (431411312), we get a palindrome (644525446).

The spelling of 213114134 in words is "two hundred thirteen million, one hundred fourteen thousand, one hundred thirty-four".