140334887 has 16 divisors (see below), whose sum is σ = 176608512. Its totient is φ = 108323520.

The previous prime is 140334851. The next prime is 140334907. The reversal of 140334887 is 788433041.

It is a cyclic number.

It is not a de Polignac number, because 140334887 - 2⁸ = 140334631 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140334887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140334827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278 + ... + 16755.

It is an arithmetic number, because the mean of its divisors is an integer number (11038032).

Almost surely, 2^140334887 is an apocalyptic number.

140334887 is a deficient number, since it is larger than the sum of its proper divisors (36273625).

140334887 is a wasteful number, since it uses less digits than its factorization.

140334887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17158.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 140334887 is about 11846.3026721421. The cubic root of 140334887 is about 519.6631040187.

The spelling of 140334887 in words is "one hundred forty million, three hundred thirty-four thousand, eight hundred eighty-seven".