22513363 has 2 divisors, whose sum is σ = 22513364. Its totient is φ = 22513362.

The previous prime is 22513349. The next prime is 22513369. The reversal of 22513363 is 36331522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22513363 - 2¹⁷ = 22382291 is a prime.

It is not a weakly prime, because it can be changed into another prime (22513369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11256681 + 11256682.

It is an arithmetic number, because the mean of its divisors is an integer number (11256682).

Almost surely, 2^22513363 is an apocalyptic number.

22513363 is a deficient number, since it is larger than the sum of its proper divisors (1).

22513363 is an equidigital number, since it uses as much as digits as its factorization.

22513363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 25.

The square root of 22513363 is about 4744.8248650503. The cubic root of 22513363 is about 282.3666867789.

Adding to 22513363 its reverse (36331522), we get a palindrome (58844885).

The spelling of 22513363 in words is "twenty-two million, five hundred thirteen thousand, three hundred sixty-three".