20140303434 has 16 divisors (see below), whose sum is σ = 40650155040. Its totient is φ = 6651843120.

The previous prime is 20140303429. The next prime is 20140303439. The reversal of 20140303434 is 43430304102.

It is an interprime number because it is at equal distance from previous prime (20140303429) and next prime (20140303439).

It is not an unprimeable number, because it can be changed into a prime (20140303439) 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, 15397132 + ... + 15398439.

It is an arithmetic number, because the mean of its divisors is an integer number (2540634690).

Almost surely, 2^20140303434 is an apocalyptic number.

20140303434 is an abundant number, since it is smaller than the sum of its proper divisors (20509851606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20140303434 is a wasteful number, since it uses less digits than its factorization.

20140303434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30795685.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20140303434 its reverse (43430304102), we get a palindrome (63570607536).

The spelling of 20140303434 in words is "twenty billion, one hundred forty million, three hundred three thousand, four hundred thirty-four".