22012853 has 2 divisors, whose sum is σ = 22012854. Its totient is φ = 22012852.

The previous prime is 22012831. The next prime is 22012867. The reversal of 22012853 is 35821022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19166884 + 2845969 = 4378^2 + 1687^2 .

It is a cyclic number.

It is not a de Polignac number, because 22012853 - 2⁸ = 22012597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22012453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11006426 + 11006427.

It is an arithmetic number, because the mean of its divisors is an integer number (11006427).

Almost surely, 2^22012853 is an apocalyptic number.

It is an amenable number.

22012853 is a deficient number, since it is larger than the sum of its proper divisors (1).

22012853 is an equidigital number, since it uses as much as digits as its factorization.

22012853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 22012853 is about 4691.7856941681. The cubic root of 22012853 is about 280.2584900356.

Adding to 22012853 its reverse (35821022), we get a palindrome (57833875).

The spelling of 22012853 in words is "twenty-two million, twelve thousand, eight hundred fifty-three".