2113003447 has 2 divisors, whose sum is σ = 2113003448. Its totient is φ = 2113003446.

The previous prime is 2113003397. The next prime is 2113003483. The reversal of 2113003447 is 7443003112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2113003447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113003147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056501723 + 1056501724.

It is an arithmetic number, because the mean of its divisors is an integer number (1056501724).

Almost surely, 2^2113003447 is an apocalyptic number.

2113003447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113003447 is an equidigital number, since it uses as much as digits as its factorization.

2113003447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2113003447 is about 45967.4172322092. The cubic root of 2113003447 is about 1283.2168936839.

Adding to 2113003447 its reverse (7443003112), we get a palindrome (9556006559).

The spelling of 2113003447 in words is "two billion, one hundred thirteen million, three thousand, four hundred forty-seven".