3142321142 has 4 divisors (see below), whose sum is σ = 4713481716. Its totient is φ = 1571160570.

The previous prime is 3142321141. The next prime is 3142321177. The reversal of 3142321142 is 2411232413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2411232413 = 73 ⋅33030581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3142321141) 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, 785580284 + ... + 785580287.

It is an arithmetic number, because the mean of its divisors is an integer number (1178370429).

Almost surely, 2^3142321142 is an apocalyptic number.

3142321142 is a deficient number, since it is larger than the sum of its proper divisors (1571160574).

3142321142 is a wasteful number, since it uses less digits than its factorization.

3142321142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571160573.

The product of its digits is 1152, while the sum is 23.

The square root of 3142321142 is about 56056.4103559976. The cubic root of 3142321142 is about 1464.7050844731.

Adding to 3142321142 its reverse (2411232413), we get a palindrome (5553553555).

The spelling of 3142321142 in words is "three billion, one hundred forty-two million, three hundred twenty-one thousand, one hundred forty-two".