140809335 has 32 divisors (see below), whose sum is σ = 238353408. Its totient is φ = 70836480.

The previous prime is 140809327. The next prime is 140809387. The reversal of 140809335 is 533908041.

It is not a de Polignac number, because 140809335 - 2³ = 140809327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140809296 and 140809305.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 22390 + ... + 27980.

It is an arithmetic number, because the mean of its divisors is an integer number (7448544).

Almost surely, 2^140809335 is an apocalyptic number.

140809335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140809335 is a deficient number, since it is larger than the sum of its proper divisors (97544073).

140809335 is a wasteful number, since it uses less digits than its factorization.

140809335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5695.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 140809335 is about 11866.3109263157. The cubic root of 140809335 is about 520.2480756656.

The spelling of 140809335 in words is "one hundred forty million, eight hundred nine thousand, three hundred thirty-five".