140319903 has 4 divisors (see below), whose sum is σ = 187093208. Its totient is φ = 93546600.

The previous prime is 140319889. The next prime is 140319911. The reversal of 140319903 is 309913041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140319903 - 2⁹ = 140319391 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 (140319923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23386648 + ... + 23386653.

It is an arithmetic number, because the mean of its divisors is an integer number (46773302).

Almost surely, 2^140319903 is an apocalyptic number.

140319903 is a deficient number, since it is larger than the sum of its proper divisors (46773305).

140319903 is an equidigital number, since it uses as much as digits as its factorization.

140319903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46773304.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 140319903 is about 11845.6702216464. The cubic root of 140319903 is about 519.6446080023.

The spelling of 140319903 in words is "one hundred forty million, three hundred nineteen thousand, nine hundred three".