20140161334 has 4 divisors (see below), whose sum is σ = 30210242004. Its totient is φ = 10070080666.

The previous prime is 20140161331. The next prime is 20140161389. The reversal of 20140161334 is 43316104102.

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

It is a junction number, because it is equal to n+sod(n) for n = 20140161299 and 20140161308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20140161331) 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 as a sum of consecutive naturals, namely, 5035040332 + ... + 5035040335.

It is an arithmetic number, because the mean of its divisors is an integer number (7552560501).

Almost surely, 2^20140161334 is an apocalyptic number.

20140161334 is a deficient number, since it is larger than the sum of its proper divisors (10070080670).

20140161334 is a wasteful number, since it uses less digits than its factorization.

20140161334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10070080669.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 20140161334 its reverse (43316104102), we get a palindrome (63456265436).

The spelling of 20140161334 in words is "twenty billion, one hundred forty million, one hundred sixty-one thousand, three hundred thirty-four".