1138356084 has 24 divisors (see below), whose sum is σ = 2741847808. Its totient is φ = 367211520.

The previous prime is 1138356073. The next prime is 1138356119. The reversal of 1138356084 is 4806538311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1529677 + ... + 1530420.

Almost surely, 2^1138356084 is an apocalyptic number.

It is an amenable number.

1138356084 is an abundant number, since it is smaller than the sum of its proper divisors (1603491724).

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

1138356084 is a wasteful number, since it uses less digits than its factorization.

1138356084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060135 (or 3060133 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 1138356084 is about 33739.5329546809. The cubic root of 1138356084 is about 1044.1415487528.

The spelling of 1138356084 in words is "one billion, one hundred thirty-eight million, three hundred fifty-six thousand, eighty-four".