2113454353 has 2 divisors, whose sum is σ = 2113454354. Its totient is φ = 2113454352.

The previous prime is 2113454351. The next prime is 2113454359. The reversal of 2113454353 is 3534543112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2095075984 + 18378369 = 45772^2 + 4287^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113454353 - 2¹ = 2113454351 is a prime.

Together with 2113454351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2113454351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056727176 + 1056727177.

It is an arithmetic number, because the mean of its divisors is an integer number (1056727177).

Almost surely, 2^2113454353 is an apocalyptic number.

It is an amenable number.

2113454353 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113454353 is an equidigital number, since it uses as much as digits as its factorization.

2113454353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 31.

The square root of 2113454353 is about 45972.3215968043. The cubic root of 2113454353 is about 1283.3081648781.

Adding to 2113454353 its reverse (3534543112), we get a palindrome (5647997465).

The spelling of 2113454353 in words is "two billion, one hundred thirteen million, four hundred fifty-four thousand, three hundred fifty-three".