140134766 has 8 divisors (see below), whose sum is σ = 221265480. Its totient is φ = 66379608.

The previous prime is 140134733. The next prime is 140134769. The reversal of 140134766 is 667431041.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140134769) 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 3 ways as a sum of consecutive naturals, for example, 1843841 + ... + 1843916.

It is an arithmetic number, because the mean of its divisors is an integer number (27658185).

Almost surely, 2^140134766 is an apocalyptic number.

140134766 is a deficient number, since it is larger than the sum of its proper divisors (81130714).

140134766 is a wasteful number, since it uses less digits than its factorization.

140134766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3687778.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 140134766 is about 11837.8530992744. The cubic root of 140134766 is about 519.4159690526.

The spelling of 140134766 in words is "one hundred forty million, one hundred thirty-four thousand, seven hundred sixty-six".