140829311 has 16 divisors (see below), whose sum is σ = 174888960. Its totient is φ = 110665440.

The previous prime is 140829251. The next prime is 140829319. The reversal of 140829311 is 113928041.

It is a cyclic number.

It is not a de Polignac number, because 140829311 - 2¹⁴ = 140812927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140829319) 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, 12956 + ... + 21201.

It is an arithmetic number, because the mean of its divisors is an integer number (10930560).

Almost surely, 2^140829311 is an apocalyptic number.

140829311 is a deficient number, since it is larger than the sum of its proper divisors (34059649).

140829311 is a wasteful number, since it uses less digits than its factorization.

140829311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34214.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 140829311 is about 11867.1526070916. The cubic root of 140829311 is about 520.2726762698.

The spelling of 140829311 in words is "one hundred forty million, eight hundred twenty-nine thousand, three hundred eleven".