2113342057 has 2 divisors, whose sum is σ = 2113342058. Its totient is φ = 2113342056.

The previous prime is 2113342009. The next prime is 2113342067. The reversal of 2113342057 is 7502433112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2113332841 + 9216 = 45971^2 + 96^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113342057 - 2¹⁹ = 2112817769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113342067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056671028 + 1056671029.

It is an arithmetic number, because the mean of its divisors is an integer number (1056671029).

Almost surely, 2^2113342057 is an apocalyptic number.

It is an amenable number.

2113342057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113342057 is an equidigital number, since it uses as much as digits as its factorization.

2113342057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2113342057 is about 45971.1002369967. The cubic root of 2113342057 is about 1283.2854354343.

Adding to 2113342057 its reverse (7502433112), we get a palindrome (9615775169).

It can be divided in two parts, 21133 and 42057, that added together give a triangular number (63190 = T₃₅₅).

The spelling of 2113342057 in words is "two billion, one hundred thirteen million, three hundred forty-two thousand, fifty-seven".