140068134 has 24 divisors (see below), whose sum is σ = 321333480. Its totient is φ = 43942848.

The previous prime is 140068129. The next prime is 140068141. The reversal of 140068134 is 431860041.

It is a junction number, because it is equal to n+sod(n) for n = 140068098 and 140068107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228564 + ... + 229175.

It is an arithmetic number, because the mean of its divisors is an integer number (13388895).

Almost surely, 2^140068134 is an apocalyptic number.

140068134 is an abundant number, since it is smaller than the sum of its proper divisors (181265346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140068134 is a wasteful number, since it uses less digits than its factorization.

140068134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457764 (or 457761 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 140068134 is about 11835.0384029795. The cubic root of 140068134 is about 519.3336311414. Note that the first 3 decimals are identical.

The spelling of 140068134 in words is "one hundred forty million, sixty-eight thousand, one hundred thirty-four".