1138664483 has 8 divisors (see below), whose sum is σ = 1242485040. Its totient is φ = 1034894880.

The previous prime is 1138664479. The next prime is 1138664507. The reversal of 1138664483 is 3844668311.

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

It is a cyclic number.

It is not a de Polignac number, because 1138664483 - 2² = 1138664479 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1138664083) 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, 45653 + ... + 66041.

It is an arithmetic number, because the mean of its divisors is an integer number (155310630).

Almost surely, 2^1138664483 is an apocalyptic number.

1138664483 is a deficient number, since it is larger than the sum of its proper divisors (103820557).

1138664483 is a wasteful number, since it uses less digits than its factorization.

1138664483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25477.

The product of its digits is 331776, while the sum is 44.

The square root of 1138664483 is about 33744.1029366614. The cubic root of 1138664483 is about 1044.2358318273.

The spelling of 1138664483 in words is "one billion, one hundred thirty-eight million, six hundred sixty-four thousand, four hundred eighty-three".