4012342143 has 16 divisors (see below), whose sum is σ = 5450661216. Its totient is φ = 2624832000.

The previous prime is 4012342099. The next prime is 4012342163. The reversal of 4012342143 is 3412432104.

It is not a de Polignac number, because 4012342143 - 2⁶ = 4012342079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012342163) 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, 3358 + ... + 89643.

It is an arithmetic number, because the mean of its divisors is an integer number (340666326).

Almost surely, 2^4012342143 is an apocalyptic number.

4012342143 is a deficient number, since it is larger than the sum of its proper divisors (1438319073).

4012342143 is a wasteful number, since it uses less digits than its factorization.

4012342143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93274.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4012342143 is about 63343.0512605763. The cubic root of 4012342143 is about 1589.0320365281.

Adding to 4012342143 its reverse (3412432104), we get a palindrome (7424774247).

The spelling of 4012342143 in words is "four billion, twelve million, three hundred forty-two thousand, one hundred forty-three".