1131430334 has 4 divisors (see below), whose sum is σ = 1697145504. Its totient is φ = 565715166.

The previous prime is 1131430277. The next prime is 1131430357. The reversal of 1131430334 is 4330341311.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282857582 + ... + 282857585.

It is an arithmetic number, because the mean of its divisors is an integer number (424286376).

Almost surely, 2^1131430334 is an apocalyptic number.

1131430334 is a deficient number, since it is larger than the sum of its proper divisors (565715170).

1131430334 is an equidigital number, since it uses as much as digits as its factorization.

1131430334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565715169.

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

The square root of 1131430334 is about 33636.7408349858. The cubic root of 1131430334 is about 1042.0197233726.

Adding to 1131430334 its reverse (4330341311), we get a palindrome (5461771645).

The spelling of 1131430334 in words is "one billion, one hundred thirty-one million, four hundred thirty thousand, three hundred thirty-four".