1134542343 has 12 divisors (see below), whose sum is σ = 1662745784. Its totient is φ = 687601200.

The previous prime is 1134542341. The next prime is 1134542351. The reversal of 1134542343 is 3432454311.

It is not a de Polignac number, because 1134542343 - 2¹ = 1134542341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1134542343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134542341) 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, 1562368 + ... + 1563093.

Almost surely, 2^1134542343 is an apocalyptic number.

1134542343 is a deficient number, since it is larger than the sum of its proper divisors (528203441).

1134542343 is a wasteful number, since it uses less digits than its factorization.

1134542343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125486 (or 3125475 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 1134542343 is about 33682.9681441526. The cubic root of 1134542343 is about 1042.9742102439.

Adding to 1134542343 its reverse (3432454311), we get a palindrome (4566996654).

It can be divided in two parts, 11345423 and 43, that added together give a triangular number (11345466 = T₄₇₆₃).

The spelling of 1134542343 in words is "one billion, one hundred thirty-four million, five hundred forty-two thousand, three hundred forty-three".