140343310 has 32 divisors (see below), whose sum is σ = 270295200. Its totient is φ = 52306560.

The previous prime is 140343239. The next prime is 140343323. The reversal of 140343310 is 13343041.

It is a super-2 number, since 2×140343310² = 39392489323512200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

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 15 ways as a sum of consecutive naturals, for example, 5536 + ... + 17644.

It is an arithmetic number, because the mean of its divisors is an integer number (8446725).

Almost surely, 2^140343310 is an apocalyptic number.

140343310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140343310 is a deficient number, since it is larger than the sum of its proper divisors (129951890).

140343310 is a wasteful number, since it uses less digits than its factorization.

140343310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12196.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 140343310 is about 11846.6581785751. The cubic root of 140343310 is about 519.6735006607.

Adding to 140343310 its reverse (13343041), we get a palindrome (153686351).

The spelling of 140343310 in words is "one hundred forty million, three hundred forty-three thousand, three hundred ten".