20140652111 has 16 divisors (see below), whose sum is σ = 20731261824. Its totient is φ = 19557421824.

The previous prime is 20140652071. The next prime is 20140652141. The reversal of 20140652111 is 11125604102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20140652111 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 (20140652141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3205505 + ... + 3211781.

It is an arithmetic number, because the mean of its divisors is an integer number (1295703864).

Almost surely, 2^20140652111 is an apocalyptic number.

20140652111 is a deficient number, since it is larger than the sum of its proper divisors (590609713).

20140652111 is a wasteful number, since it uses less digits than its factorization.

20140652111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6850.

The product of its (nonzero) digits is 480, while the sum is 23.

The spelling of 20140652111 in words is "twenty billion, one hundred forty million, six hundred fifty-two thousand, one hundred eleven".