210140134 has 16 divisors (see below), whose sum is σ = 326252160. Its totient is φ = 101407680.

The previous prime is 210140107. The next prime is 210140143. The reversal of 210140134 is 431041012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19762 + ... + 28474.

It is an arithmetic number, because the mean of its divisors is an integer number (20390760).

Almost surely, 2^210140134 is an apocalyptic number.

210140134 is a deficient number, since it is larger than the sum of its proper divisors (116112026).

210140134 is a wasteful number, since it uses less digits than its factorization.

210140134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9135.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 210140134 is about 14496.2110221947. The cubic root of 210140134 is about 594.5243794591.

Adding to 210140134 its reverse (431041012), we get a palindrome (641181146).

It can be divided in two parts, 210140 and 134, that multiplied together give a triangular number (28158760 = T₇₅₀₄).

The spelling of 210140134 in words is "two hundred ten million, one hundred forty thousand, one hundred thirty-four".