1138063008 has 48 divisors (see below), whose sum is σ = 3090437280. Its totient is φ = 366272256.

The previous prime is 1138063001. The next prime is 1138063009. The reversal of 1138063008 is 8003608311.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1138063001) 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, 201610 + ... + 207177.

It is an arithmetic number, because the mean of its divisors is an integer number (64384110).

Almost surely, 2^1138063008 is an apocalyptic number.

It is an amenable number.

1138063008 is an abundant number, since it is smaller than the sum of its proper divisors (1952374272).

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

1138063008 is a wasteful number, since it uses less digits than its factorization.

1138063008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408829 (or 408821 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 1138063008 is about 33735.1894614511. The cubic root of 1138063008 is about 1044.0519344109.

The spelling of 1138063008 in words is "one billion, one hundred thirty-eight million, sixty-three thousand, eight".