1343123442 has 24 divisors (see below), whose sum is σ = 2910997440. Its totient is φ = 447569880.

The previous prime is 1343123389. The next prime is 1343123443. The reversal of 1343123442 is 2443213431.

1343123442 is a `hidden beast` number, since 1 + 3 + 4 + 312 + 344 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1343123443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60859 + ... + 79937.

It is an arithmetic number, because the mean of its divisors is an integer number (121291560).

Almost surely, 2^1343123442 is an apocalyptic number.

1343123442 is an abundant number, since it is smaller than the sum of its proper divisors (1567873998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343123442 is a wasteful number, since it uses less digits than its factorization.

1343123442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22998 (or 22995 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 1343123442 is about 36648.6485698995. The cubic root of 1343123442 is about 1103.3297020008.

Adding to 1343123442 its reverse (2443213431), we get a palindrome (3786336873).

The spelling of 1343123442 in words is "one billion, three hundred forty-three million, one hundred twenty-three thousand, four hundred forty-two".