20140140011 has 4 divisors (see below), whose sum is σ = 21200147400. Its totient is φ = 19080132624.

The previous prime is 20140139993. The next prime is 20140140029. The reversal of 20140140011 is 11004104102.

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

It is an interprime number because it is at equal distance from previous prime (20140139993) and next prime (20140140029).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20140140011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20140140211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530003666 + ... + 530003703.

It is an arithmetic number, because the mean of its divisors is an integer number (5300036850).

Almost surely, 2^20140140011 is an apocalyptic number.

20140140011 is a deficient number, since it is larger than the sum of its proper divisors (1060007389).

20140140011 is a wasteful number, since it uses less digits than its factorization.

20140140011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060007388.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20140140011 its reverse (11004104102), we get a palindrome (31144244113).

The spelling of 20140140011 in words is "twenty billion, one hundred forty million, one hundred forty thousand, eleven".