140002303 has 4 divisors (see below), whose sum is σ = 160002640. Its totient is φ = 120001968.

The previous prime is 140002301. The next prime is 140002307. The reversal of 140002303 is 303200041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303200041 = 227 ⋅1335683.

It is a cyclic number.

It is not a de Polignac number, because 140002303 - 2¹ = 140002301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140002301) 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, 10000158 + ... + 10000171.

It is an arithmetic number, because the mean of its divisors is an integer number (40000660).

Almost surely, 2^140002303 is an apocalyptic number.

140002303 is a deficient number, since it is larger than the sum of its proper divisors (20000337).

140002303 is an equidigital number, since it uses as much as digits as its factorization.

140002303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20000336.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 140002303 is about 11832.2568853114. The cubic root of 140002303 is about 519.2522573871.

Adding to 140002303 its reverse (303200041), we get a palindrome (443202344).

The spelling of 140002303 in words is "one hundred forty million, two thousand, three hundred three".