1131312034 has 4 divisors (see below), whose sum is σ = 1696968054. Its totient is φ = 565656016.

The previous prime is 1131312031. The next prime is 1131312059. The reversal of 1131312034 is 4302131311.

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

It can be written as a sum of positive squares in only one way, i.e., 731432025 + 399880009 = 27045^2 + 19997^2 .

It is not an unprimeable number, because it can be changed into a prime (1131312031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282828007 + ... + 282828010.

Almost surely, 2^1131312034 is an apocalyptic number.

1131312034 is a deficient number, since it is larger than the sum of its proper divisors (565656020).

1131312034 is an equidigital number, since it uses as much as digits as its factorization.

1131312034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565656019.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1131312034 is about 33634.9822952235. The cubic root of 1131312034 is about 1041.9834049693.

Adding to 1131312034 its reverse (4302131311), we get a palindrome (5433443345).

The spelling of 1131312034 in words is "one billion, one hundred thirty-one million, three hundred twelve thousand, thirty-four".