1138344675 has 48 divisors (see below), whose sum is σ = 2037369600. Its totient is φ = 557504640.

The previous prime is 1138344659. The next prime is 1138344703. The reversal of 1138344675 is 5764438311.

It is a happy number.

It is not a de Polignac number, because 1138344675 - 2⁴ = 1138344659 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 191092 + ... + 196958.

It is an arithmetic number, because the mean of its divisors is an integer number (42445200).

Almost surely, 2^1138344675 is an apocalyptic number.

1138344675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1138344675 is a deficient number, since it is larger than the sum of its proper divisors (899024925).

1138344675 is a wasteful number, since it uses less digits than its factorization.

1138344675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6092 (or 6087 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 1138344675 is about 33739.3638795992. The cubic root of 1138344675 is about 1044.1380604914.

The spelling of 1138344675 in words is "one billion, one hundred thirty-eight million, three hundred forty-four thousand, six hundred seventy-five".