1142341343 has 16 divisors (see below), whose sum is σ = 1359052800. Its totient is φ = 946464480.

The previous prime is 1142341297. The next prime is 1142341373. The reversal of 1142341343 is 3431432411.

It is a happy number.

It is not a de Polignac number, because 1142341343 - 2⁶ = 1142341279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142341373) 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, 39263 + ... + 61856.

It is an arithmetic number, because the mean of its divisors is an integer number (84940800).

Almost surely, 2^1142341343 is an apocalyptic number.

1142341343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1142341343 is a deficient number, since it is larger than the sum of its proper divisors (216711457).

1142341343 is a wasteful number, since it uses less digits than its factorization.

1142341343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101222.

The product of its digits is 3456, while the sum is 26.

The square root of 1142341343 is about 33798.5405454141. The cubic root of 1142341343 is about 1045.3586043671.

Adding to 1142341343 its reverse (3431432411), we get a palindrome (4573773754).

The spelling of 1142341343 in words is "one billion, one hundred forty-two million, three hundred forty-one thousand, three hundred forty-three".