1131313334 has 4 divisors (see below), whose sum is σ = 1696970004. Its totient is φ = 565656666.

The previous prime is 1131313319. The next prime is 1131313387. The reversal of 1131313334 is 4333131311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4333131311 = 2161 ⋅2005151.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282828332 + ... + 282828335.

It is an arithmetic number, because the mean of its divisors is an integer number (424242501).

Almost surely, 2^1131313334 is an apocalyptic number.

1131313334 is a deficient number, since it is larger than the sum of its proper divisors (565656670).

1131313334 is an equidigital number, since it uses as much as digits as its factorization.

1131313334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565656669.

The product of its digits is 972, while the sum is 23.

The square root of 1131313334 is about 33635.0016203359. The cubic root of 1131313334 is about 1041.9838040863.

Adding to 1131313334 its reverse (4333131311), we get a palindrome (5464444645).

The spelling of 1131313334 in words is "one billion, one hundred thirty-one million, three hundred thirteen thousand, three hundred thirty-four".