1131340334 has 4 divisors (see below), whose sum is σ = 1697010504. Its totient is φ = 565670166.

The previous prime is 1131340333. The next prime is 1131340339. The reversal of 1131340334 is 4330431311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4330431311 = 4327 ⋅1000793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131340333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282835082 + ... + 282835085.

It is an arithmetic number, because the mean of its divisors is an integer number (424252626).

Almost surely, 2^1131340334 is an apocalyptic number.

1131340334 is a deficient number, since it is larger than the sum of its proper divisors (565670170).

1131340334 is an equidigital number, since it uses as much as digits as its factorization.

1131340334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565670169.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1131340334 is about 33635.4029855449. The cubic root of 1131340334 is about 1041.9920933722.

Adding to 1131340334 its reverse (4330431311), we get a palindrome (5461771645).

The spelling of 1131340334 in words is "one billion, one hundred thirty-one million, three hundred forty thousand, three hundred thirty-four".