1138484136 has 32 divisors (see below), whose sum is σ = 2847771360. Its totient is φ = 379286592.

The previous prime is 1138484093. The next prime is 1138484147. The reversal of 1138484136 is 6314848311.

It is a super-2 number, since 2×1138484136² = 2592292255847332992, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1138484094 and 1138484103.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35331 + ... + 59373.

It is an arithmetic number, because the mean of its divisors is an integer number (88992855).

Almost surely, 2^1138484136 is an apocalyptic number.

It is an amenable number.

1138484136 is an abundant number, since it is smaller than the sum of its proper divisors (1709287224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1138484136 is a wasteful number, since it uses less digits than its factorization.

1138484136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26025 (or 26021 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 1138484136 is about 33741.4305565132. The cubic root of 1138484136 is about 1044.1806986001.

The spelling of 1138484136 in words is "one billion, one hundred thirty-eight million, four hundred eighty-four thousand, one hundred thirty-six".