1138936083 has 8 divisors (see below), whose sum is σ = 1518747648. Its totient is φ = 759207624.

The previous prime is 1138936081. The next prime is 1138936087. The reversal of 1138936083 is 3806398311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1138936083 - 2¹ = 1138936081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1138936081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26710 + ... + 54692.

It is an arithmetic number, because the mean of its divisors is an integer number (189843456).

Almost surely, 2^1138936083 is an apocalyptic number.

1138936083 is a deficient number, since it is larger than the sum of its proper divisors (379811565).

1138936083 is a wasteful number, since it uses less digits than its factorization.

1138936083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41553.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 1138936083 is about 33748.1271035890. The cubic root of 1138936083 is about 1044.3188506941.

The spelling of 1138936083 in words is "one billion, one hundred thirty-eight million, nine hundred thirty-six thousand, eighty-three".