140194134 has 24 divisors (see below), whose sum is σ = 304239312. Its totient is φ = 46656720.

The previous prime is 140194133. The next prime is 140194139. The reversal of 140194134 is 431491041.

It is a junction number, because it is equal to n+sod(n) for n = 140194098 and 140194107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140194133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6007 + ... + 17789.

It is an arithmetic number, because the mean of its divisors is an integer number (12676638).

Almost surely, 2^140194134 is an apocalyptic number.

140194134 is an abundant number, since it is smaller than the sum of its proper divisors (164045178).

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

140194134 is a wasteful number, since it uses less digits than its factorization.

140194134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12452 (or 12449 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 140194134 is about 11840.3603830289. The cubic root of 140194134 is about 519.4893087729.

It can be divided in two parts, 1401941 and 34, that added together give a triangular number (1401975 = T₁₆₇₄).

The spelling of 140194134 in words is "one hundred forty million, one hundred ninety-four thousand, one hundred thirty-four".