2113207 has 2 divisors, whose sum is σ = 2113208. Its totient is φ = 2113206.

The previous prime is 2113187. The next prime is 2113211. The reversal of 2113207 is 7023112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2113207 - 2¹¹ = 2111159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2114207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056603 + 1056604.

It is an arithmetic number, because the mean of its divisors is an integer number (1056604).

2^2113207 is an apocalyptic number.

2113207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113207 is an equidigital number, since it uses as much as digits as its factorization.

2113207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 2113207 is about 1453.6873804226. The cubic root of 2113207 is about 128.3258097949.

Adding to 2113207 its reverse (7023112), we get a palindrome (9136319).

The spelling of 2113207 in words is "two million, one hundred thirteen thousand, two hundred seven".