2133444413 has 2 divisors, whose sum is σ = 2133444414. Its totient is φ = 2133444412.

The previous prime is 2133444409. The next prime is 2133444473. The reversal of 2133444413 is 3144443312.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2126777689 + 6666724 = 46117^2 + 2582^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133444413 - 2² = 2133444409 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133444403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066722206 + 1066722207.

It is an arithmetic number, because the mean of its divisors is an integer number (1066722207).

Almost surely, 2^2133444413 is an apocalyptic number.

It is an amenable number.

2133444413 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133444413 is an equidigital number, since it uses as much as digits as its factorization.

2133444413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

The square root of 2133444413 is about 46189.2239921824. The cubic root of 2133444413 is about 1287.3415220529.

Adding to 2133444413 its reverse (3144443312), we get a palindrome (5277887725).

The spelling of 2133444413 in words is "two billion, one hundred thirty-three million, four hundred forty-four thousand, four hundred thirteen".