2106520411 has 2 divisors, whose sum is σ = 2106520412. Its totient is φ = 2106520410.

The previous prime is 2106520393. The next prime is 2106520417. The reversal of 2106520411 is 1140256012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2106520411 - 2⁵ = 2106520379 is a prime.

It is not a weakly prime, because it can be changed into another prime (2106520417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053260205 + 1053260206.

It is an arithmetic number, because the mean of its divisors is an integer number (1053260206).

Almost surely, 2^2106520411 is an apocalyptic number.

2106520411 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106520411 is an equidigital number, since it uses as much as digits as its factorization.

2106520411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2106520411 is about 45896.8453273207. The cubic root of 2106520411 is about 1281.9031769429.

Adding to 2106520411 its reverse (1140256012), we get a palindrome (3246776423).

The spelling of 2106520411 in words is "two billion, one hundred six million, five hundred twenty thousand, four hundred eleven".