22543153141 has 4 divisors (see below), whose sum is σ = 22851963532. Its totient is φ = 22234342752.

The previous prime is 22543153121. The next prime is 22543153169. The reversal of 22543153141 is 14135134522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7767778225 + 14775374916 = 88135^2 + 121554^2 .

It is a cyclic number.

It is not a de Polignac number, because 22543153141 - 2¹¹ = 22543151093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22543153121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154405086 + ... + 154405231.

It is an arithmetic number, because the mean of its divisors is an integer number (5712990883).

Almost surely, 2^22543153141 is an apocalyptic number.

It is an amenable number.

22543153141 is a deficient number, since it is larger than the sum of its proper divisors (308810391).

22543153141 is an equidigital number, since it uses as much as digits as its factorization.

22543153141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308810390.

The product of its digits is 14400, while the sum is 31.

Adding to 22543153141 its reverse (14135134522), we get a palindrome (36678287663).

The spelling of 22543153141 in words is "twenty-two billion, five hundred forty-three million, one hundred fifty-three thousand, one hundred forty-one".