22311053 has 2 divisors, whose sum is σ = 22311054. Its totient is φ = 22311052.

The previous prime is 22311049. The next prime is 22311083. The reversal of 22311053 is 35011322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22259524 + 51529 = 4718^2 + 227^2 .

It is a cyclic number.

It is not a de Polignac number, because 22311053 - 2² = 22311049 is a prime.

It is a super-3 number, since 3×22311053³ (a number of 23 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22311043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11155526 + 11155527.

It is an arithmetic number, because the mean of its divisors is an integer number (11155527).

Almost surely, 2^22311053 is an apocalyptic number.

It is an amenable number.

22311053 is a deficient number, since it is larger than the sum of its proper divisors (1).

22311053 is an equidigital number, since it uses as much as digits as its factorization.

22311053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 22311053 is about 4723.4577377171. The cubic root of 22311053 is about 281.5183376125.

Adding to 22311053 its reverse (35011322), we get a palindrome (57322375).

The spelling of 22311053 in words is "twenty-two million, three hundred eleven thousand, fifty-three".