1342123142 has 8 divisors (see below), whose sum is σ = 2021608800. Its totient is φ = 668253544.

The previous prime is 1342123141. The next prime is 1342123171. The reversal of 1342123142 is 2413212431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342123141) 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, 1403417 + ... + 1404372.

It is an arithmetic number, because the mean of its divisors is an integer number (252701100).

Almost surely, 2^1342123142 is an apocalyptic number.

1342123142 is a deficient number, since it is larger than the sum of its proper divisors (679485658).

1342123142 is a wasteful number, since it uses less digits than its factorization.

1342123142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808030.

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

The square root of 1342123142 is about 36634.9988672035. The cubic root of 1342123142 is about 1103.0557299627.

Adding to 1342123142 its reverse (2413212431), we get a palindrome (3755335573).

It can be divided in two parts, 13421 and 23142, that added together give a palindrome (36563).

The spelling of 1342123142 in words is "one billion, three hundred forty-two million, one hundred twenty-three thousand, one hundred forty-two".