1131356342 has 8 divisors (see below), whose sum is σ = 1697245176. Its totient is φ = 565607952.

The previous prime is 1131356333. The next prime is 1131356357. The reversal of 1131356342 is 2436531311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11903 + ... + 49034.

It is an arithmetic number, because the mean of its divisors is an integer number (212155647).

Almost surely, 2^1131356342 is an apocalyptic number.

1131356342 is a deficient number, since it is larger than the sum of its proper divisors (565888834).

1131356342 is an equidigital number, since it uses as much as digits as its factorization.

1131356342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70222.

The product of its digits is 6480, while the sum is 29.

The square root of 1131356342 is about 33635.6409482561. The cubic root of 1131356342 is about 1041.9970079354.

Adding to 1131356342 its reverse (2436531311), we get a palindrome (3567887653).

The spelling of 1131356342 in words is "one billion, one hundred thirty-one million, three hundred fifty-six thousand, three hundred forty-two".