22145363 has 2 divisors, whose sum is σ = 22145364. Its totient is φ = 22145362.

The previous prime is 22145327. The next prime is 22145411. The reversal of 22145363 is 36354122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22145363 - 2⁸ = 22145107 is a prime.

It is not a weakly prime, because it can be changed into another prime (22145323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072681 + 11072682.

It is an arithmetic number, because the mean of its divisors is an integer number (11072682).

Almost surely, 2^22145363 is an apocalyptic number.

22145363 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145363 is an equidigital number, since it uses as much as digits as its factorization.

22145363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 22145363 is about 4705.8859952192. The cubic root of 22145363 is about 280.8197194710.

Adding to 22145363 its reverse (36354122), we get a palindrome (58499485).

The spelling of 22145363 in words is "twenty-two million, one hundred forty-five thousand, three hundred sixty-three".