1129317994 has 12 divisors (see below), whose sum is σ = 1970544834. Its totient is φ = 483993384.

The previous prime is 1129317979. The next prime is 1129318039. The reversal of 1129317994 is 4997139211.

It can be written as a sum of positive squares in only one way, i.e., 994456225 + 134861769 = 31535^2 + 11613^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5761729 + ... + 5761924.

Almost surely, 2^1129317994 is an apocalyptic number.

1129317994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1129317994 is a deficient number, since it is larger than the sum of its proper divisors (841226840).

1129317994 is a wasteful number, since it uses less digits than its factorization.

1129317994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11523669 (or 11523662 counting only the distinct ones).

The product of its digits is 122472, while the sum is 46.

The square root of 1129317994 is about 33605.3268694116. The cubic root of 1129317994 is about 1041.3708482010.

It can be divided in two parts, 1129317 and 994, that added together give a palindrome (1130311).

The spelling of 1129317994 in words is "one billion, one hundred twenty-nine million, three hundred seventeen thousand, nine hundred ninety-four".