1138577832 has 96 divisors (see below), whose sum is σ = 3677431680. Its totient is φ = 311160960.

The previous prime is 1138577789. The next prime is 1138577837. The reversal of 1138577832 is 2387758311.

1138577832 is a `hidden beast` number, since 11 + 38 + 577 + 8 + 32 = 666.

It is not an unprimeable number, because it can be changed into a prime (1138577837) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37519 + ... + 60702.

It is an arithmetic number, because the mean of its divisors is an integer number (38306580).

Almost surely, 2^1138577832 is an apocalyptic number.

1138577832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1138577832 is an abundant number, since it is smaller than the sum of its proper divisors (2538853848).

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

1138577832 is a wasteful number, since it uses less digits than its factorization.

1138577832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98263 (or 98256 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The square root of 1138577832 is about 33742.8189693748. The cubic root of 1138577832 is about 1044.2093427910.

The spelling of 1138577832 in words is "one billion, one hundred thirty-eight million, five hundred seventy-seven thousand, eight hundred thirty-two".