2033138587 has 4 divisors (see below), whose sum is σ = 2035811016. Its totient is φ = 2030466160.

The previous prime is 2033138551. The next prime is 2033138593. The reversal of 2033138587 is 7858313302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2033138587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2033138537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1335073 + ... + 1336594.

It is an arithmetic number, because the mean of its divisors is an integer number (508952754).

Almost surely, 2^2033138587 is an apocalyptic number.

2033138587 is a deficient number, since it is larger than the sum of its proper divisors (2672429).

2033138587 is an equidigital number, since it uses as much as digits as its factorization.

2033138587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2672428.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 2033138587 is about 45090.3380670405. The cubic root of 2033138587 is about 1266.8416336405.

The spelling of 2033138587 in words is "two billion, thirty-three million, one hundred thirty-eight thousand, five hundred eighty-seven".