210143134 has 12 divisors (see below), whose sum is σ = 329517216. Its totient is φ = 100502732.

The previous prime is 210143123. The next prime is 210143147. The reversal of 210143134 is 431341012.

210143134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98254 + ... + 100369.

It is an arithmetic number, because the mean of its divisors is an integer number (27459768).

Almost surely, 2^210143134 is an apocalyptic number.

210143134 is a deficient number, since it is larger than the sum of its proper divisors (119374082).

210143134 is a wasteful number, since it uses less digits than its factorization.

210143134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198671 (or 198648 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 210143134 is about 14496.3144971403. The cubic root of 210143134 is about 594.5272086262.

Adding to 210143134 its reverse (431341012), we get a palindrome (641484146).

The spelling of 210143134 in words is "two hundred ten million, one hundred forty-three thousand, one hundred thirty-four".