1134181979 has 40 divisors (see below), whose sum is σ = 1440744768. Its totient is φ = 889056000.

The previous prime is 1134181943. The next prime is 1134181981. The reversal of 1134181979 is 9791814311.

It is not a de Polignac number, because 1134181979 - 2¹² = 1134177883 is a prime.

It is a super-2 number, since 2×1134181979² = 2572737522976712882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1134181579) by changing a digit.

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 in 39 ways as a sum of consecutive naturals, for example, 1509854 + ... + 1510604.

Almost surely, 2^1134181979 is an apocalyptic number.

1134181979 is a deficient number, since it is larger than the sum of its proper divisors (306562789).

1134181979 is an frugal number, since it uses more digits than its factorization.

1134181979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833 (or 812 counting only the distinct ones).

The product of its digits is 54432, while the sum is 44.

The square root of 1134181979 is about 33677.6183688811. The cubic root of 1134181979 is about 1042.8637721272.

The spelling of 1134181979 in words is "one billion, one hundred thirty-four million, one hundred eighty-one thousand, nine hundred seventy-nine".