2213245537 has 2 divisors, whose sum is σ = 2213245538. Its totient is φ = 2213245536.

The previous prime is 2213245523. The next prime is 2213245597. The reversal of 2213245537 is 7355423122.

2213245537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1916338176 + 296907361 = 43776^2 + 17231^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213245537 - 2⁷ = 2213245409 is a prime.

It is not a weakly prime, because it can be changed into another prime (2213245597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106622768 + 1106622769.

It is an arithmetic number, because the mean of its divisors is an integer number (1106622769).

Almost surely, 2^2213245537 is an apocalyptic number.

It is an amenable number.

2213245537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213245537 is an equidigital number, since it uses as much as digits as its factorization.

2213245537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 34.

The square root of 2213245537 is about 47045.1436069654. The cubic root of 2213245537 is about 1303.1963823645.

Adding to 2213245537 its reverse (7355423122), we get a palindrome (9568668659).

The spelling of 2213245537 in words is "two billion, two hundred thirteen million, two hundred forty-five thousand, five hundred thirty-seven".