1138324533 has 32 divisors (see below), whose sum is σ = 1630927872. Its totient is φ = 704457600.

The previous prime is 1138324511. The next prime is 1138324541. The reversal of 1138324533 is 3354238311.

It is not a de Polignac number, because 1138324533 - 2¹² = 1138320437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1138324494 and 1138324503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138324543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595966 + ... + 597872.

It is an arithmetic number, because the mean of its divisors is an integer number (50966496).

Almost surely, 2^1138324533 is an apocalyptic number.

It is an amenable number.

1138324533 is a deficient number, since it is larger than the sum of its proper divisors (492603339).

1138324533 is a wasteful number, since it uses less digits than its factorization.

1138324533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185.

The product of its digits is 25920, while the sum is 33.

The square root of 1138324533 is about 33739.0653842100. The cubic root of 1138324533 is about 1044.1319020893.

The spelling of 1138324533 in words is "one billion, one hundred thirty-eight million, three hundred twenty-four thousand, five hundred thirty-three".