2133136401 has 8 divisors (see below), whose sum is σ = 3102743904. Its totient is φ = 1292809920.

The previous prime is 2133136393. The next prime is 2133136417. The reversal of 2133136401 is 1046313312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2133136401 - 2³ = 2133136393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2133136801) 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, 32320216 + ... + 32320281.

It is an arithmetic number, because the mean of its divisors is an integer number (387842988).

Almost surely, 2^2133136401 is an apocalyptic number.

It is an amenable number.

2133136401 is a deficient number, since it is larger than the sum of its proper divisors (969607503).

2133136401 is a wasteful number, since it uses less digits than its factorization.

2133136401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64640511.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2133136401 is about 46185.8896309252. The cubic root of 2133136401 is about 1287.2795665725.

Adding to 2133136401 its reverse (1046313312), we get a palindrome (3179449713).

Subtracting from 2133136401 its reverse (1046313312), we obtain a square (1086823089 = 32967²).

The spelling of 2133136401 in words is "two billion, one hundred thirty-three million, one hundred thirty-six thousand, four hundred one".