140043166 has 8 divisors (see below), whose sum is σ = 212144904. Its totient is φ = 69328200.

The previous prime is 140043157. The next prime is 140043193. The reversal of 140043166 is 661340041.

140043166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×140043166² = 39224176686607112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140043166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346440 + ... + 346843.

It is an arithmetic number, because the mean of its divisors is an integer number (26518113).

Almost surely, 2^140043166 is an apocalyptic number.

140043166 is a deficient number, since it is larger than the sum of its proper divisors (72101738).

140043166 is a wasteful number, since it uses less digits than its factorization.

140043166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693386.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 140043166 is about 11833.9835220436. The cubic root of 140043166 is about 519.3027711775.

The spelling of 140043166 in words is "one hundred forty million, forty-three thousand, one hundred sixty-six".