1343123042 has 16 divisors (see below), whose sum is σ = 2147012352. Its totient is φ = 628694880.

The previous prime is 1343123011. The next prime is 1343123069. The reversal of 1343123042 is 2403213431.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 1343122999 and 1343123017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308459 + ... + 312782.

It is an arithmetic number, because the mean of its divisors is an integer number (134188272).

Almost surely, 2^1343123042 is an apocalyptic number.

1343123042 is a deficient number, since it is larger than the sum of its proper divisors (803889310).

1343123042 is a wasteful number, since it uses less digits than its factorization.

1343123042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621313.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1343123042 is about 36648.6431126720. The cubic root of 1343123042 is about 1103.3295924721.

Adding to 1343123042 its reverse (2403213431), we get a palindrome (3746336473).

The spelling of 1343123042 in words is "one billion, three hundred forty-three million, one hundred twenty-three thousand, forty-two".