1234343143 has 6 divisors (see below), whose sum is σ = 1356757472. Its totient is φ = 1122130020.

The previous prime is 1234343107. The next prime is 1234343147. The reversal of 1234343143 is 3413434321.

It is not a de Polignac number, because 1234343143 - 2²⁵ = 1200788711 is a prime.

It is a super-2 number, since 2×1234343143² = 3047205989342236898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234343147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5100471 + ... + 5100712.

Almost surely, 2^1234343143 is an apocalyptic number.

1234343143 is a deficient number, since it is larger than the sum of its proper divisors (122414329).

1234343143 is a wasteful number, since it uses less digits than its factorization.

1234343143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10201205 (or 10201194 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

The square root of 1234343143 is about 35133.2199349846. The cubic root of 1234343143 is about 1072.7008784373.

Adding to 1234343143 its reverse (3413434321), we get a palindrome (4647777464).

The spelling of 1234343143 in words is "one billion, two hundred thirty-four million, three hundred forty-three thousand, one hundred forty-three".