20140304403 has 8 divisors (see below), whose sum is σ = 26857148416. Its totient is φ = 13425165000.

The previous prime is 20140304341. The next prime is 20140304411. The reversal of 20140304403 is 30440304102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20140304403 - 2⁶ = 20140304339 is a prime.

It is a super-2 number, since 2×20140304403² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20140304403.

It is not an unprimeable number, because it can be changed into a prime (20140304203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398323 + ... + 446028.

It is an arithmetic number, because the mean of its divisors is an integer number (3357143552).

Almost surely, 2^20140304403 is an apocalyptic number.

20140304403 is a deficient number, since it is larger than the sum of its proper divisors (6716844013).

20140304403 is an equidigital number, since it uses as much as digits as its factorization.

20140304403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852305.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20140304403 its reverse (30440304102), we get a palindrome (50580608505).

The spelling of 20140304403 in words is "twenty billion, one hundred forty million, three hundred four thousand, four hundred three".