2620320133 has 2 divisors, whose sum is σ = 2620320134. Its totient is φ = 2620320132.

The previous prime is 2620320091. The next prime is 2620320139. The reversal of 2620320133 is 3310230262.

2620320133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2522349729 + 97970404 = 50223^2 + 9898^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2620320133 is a prime.

It is a super-3 number, since 3×2620320133³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2620320139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310160066 + 1310160067.

It is an arithmetic number, because the mean of its divisors is an integer number (1310160067).

Almost surely, 2^2620320133 is an apocalyptic number.

It is an amenable number.

2620320133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2620320133 is an equidigital number, since it uses as much as digits as its factorization.

2620320133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2620320133 is about 51189.0626306050. The cubic root of 2620320133 is about 1378.6418292281.

Adding to 2620320133 its reverse (3310230262), we get a palindrome (5930550395).

The spelling of 2620320133 in words is "two billion, six hundred twenty million, three hundred twenty thousand, one hundred thirty-three".