20140143137 has 2 divisors, whose sum is σ = 20140143138. Its totient is φ = 20140143136.

The previous prime is 20140143119. The next prime is 20140143161. The reversal of 20140143137 is 73134104102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19692228241 + 447914896 = 140329^2 + 21164^2 .

It is a cyclic number.

It is not a de Polignac number, because 20140143137 - 2⁸ = 20140142881 is a prime.

It is not a weakly prime, because it can be changed into another prime (20140143167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10070071568 + 10070071569.

It is an arithmetic number, because the mean of its divisors is an integer number (10070071569).

Almost surely, 2^20140143137 is an apocalyptic number.

It is an amenable number.

20140143137 is a deficient number, since it is larger than the sum of its proper divisors (1).

20140143137 is an equidigital number, since it uses as much as digits as its factorization.

20140143137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 20140143137 its reverse (73134104102), we get a palindrome (93274247239).

The spelling of 20140143137 in words is "twenty billion, one hundred forty million, one hundred forty-three thousand, one hundred thirty-seven".