22540353133 has 2 divisors, whose sum is σ = 22540353134. Its totient is φ = 22540353132.

The previous prime is 22540353103. The next prime is 22540353161. The reversal of 22540353133 is 33135304522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20004424969 + 2535928164 = 141437^2 + 50358^2 .

It is a cyclic number.

It is not a de Polignac number, because 22540353133 - 2²⁵ = 22506798701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22540353095 and 22540353104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22540353103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270176566 + 11270176567.

It is an arithmetic number, because the mean of its divisors is an integer number (11270176567).

Almost surely, 2^22540353133 is an apocalyptic number.

It is an amenable number.

22540353133 is a deficient number, since it is larger than the sum of its proper divisors (1).

22540353133 is an equidigital number, since it uses as much as digits as its factorization.

22540353133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 22540353133 its reverse (33135304522), we get a palindrome (55675657655).

The spelling of 22540353133 in words is "twenty-two billion, five hundred forty million, three hundred fifty-three thousand, one hundred thirty-three".