12140735837 has 2 divisors, whose sum is σ = 12140735838. Its totient is φ = 12140735836.

The previous prime is 12140735821. The next prime is 12140735857. The reversal of 12140735837 is 73853704121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6584673316 + 5556062521 = 81146^2 + 74539^2 .

It is a cyclic number.

It is not a de Polignac number, because 12140735837 - 2⁴ = 12140735821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12140735794 and 12140735803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12140735857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6070367918 + 6070367919.

It is an arithmetic number, because the mean of its divisors is an integer number (6070367919).

Almost surely, 2^12140735837 is an apocalyptic number.

It is an amenable number.

12140735837 is a deficient number, since it is larger than the sum of its proper divisors (1).

12140735837 is an equidigital number, since it uses as much as digits as its factorization.

12140735837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 12140735837 in words is "twelve billion, one hundred forty million, seven hundred thirty-five thousand, eight hundred thirty-seven".