2133551341 has 4 divisors (see below), whose sum is σ = 2160558400. Its totient is φ = 2106544284.

The previous prime is 2133551297. The next prime is 2133551351. The reversal of 2133551341 is 1431553312.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2133551341 - 2⁷ = 2133551213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133551351) 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, 13503411 + ... + 13503568.

It is an arithmetic number, because the mean of its divisors is an integer number (540139600).

Almost surely, 2^2133551341 is an apocalyptic number.

It is an amenable number.

2133551341 is a deficient number, since it is larger than the sum of its proper divisors (27007059).

2133551341 is an equidigital number, since it uses as much as digits as its factorization.

2133551341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27007058.

The product of its digits is 5400, while the sum is 28.

The square root of 2133551341 is about 46190.3814770998. The cubic root of 2133551341 is about 1287.3630288322.

The spelling of 2133551341 in words is "two billion, one hundred thirty-three million, five hundred fifty-one thousand, three hundred forty-one".