1131352343 has 8 divisors (see below), whose sum is σ = 1234984320. Its totient is φ = 1027850680.

The previous prime is 1131352307. The next prime is 1131352393. The reversal of 1131352343 is 3432531311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1131352343 - 2⁶ = 1131352279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131352303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13955 + ... + 49572.

It is an arithmetic number, because the mean of its divisors is an integer number (154373040).

Almost surely, 2^1131352343 is an apocalyptic number.

1131352343 is a deficient number, since it is larger than the sum of its proper divisors (103631977).

1131352343 is a wasteful number, since it uses less digits than its factorization.

1131352343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65157.

The product of its digits is 3240, while the sum is 26.

The square root of 1131352343 is about 33635.5815023317. The cubic root of 1131352343 is about 1041.9957802200.

Adding to 1131352343 its reverse (3432531311), we get a palindrome (4563883654).

The spelling of 1131352343 in words is "one billion, one hundred thirty-one million, three hundred fifty-two thousand, three hundred forty-three".