12140143401 has 4 divisors (see below), whose sum is σ = 16186857872. Its totient is φ = 8093428932.

The previous prime is 12140143397. The next prime is 12140143403. The reversal of 12140143401 is 10434104121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12140143401 - 2² = 12140143397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12140143403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2023357231 + ... + 2023357236.

It is an arithmetic number, because the mean of its divisors is an integer number (4046714468).

Almost surely, 2^12140143401 is an apocalyptic number.

It is an amenable number.

12140143401 is a deficient number, since it is larger than the sum of its proper divisors (4046714471).

12140143401 is an equidigital number, since it uses as much as digits as its factorization.

12140143401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046714470.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12140143401 its reverse (10434104121), we get a palindrome (22574247522).

The spelling of 12140143401 in words is "twelve billion, one hundred forty million, one hundred forty-three thousand, four hundred one".