22254034154543 has 2 divisors, whose sum is σ = 22254034154544. Its totient is φ = 22254034154542.

The previous prime is 22254034154467. The next prime is 22254034154551. The reversal of 22254034154543 is 34545143045222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22254034154543 - 2³⁶ = 22185314677807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22254034154494 and 22254034154503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22254034154843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11127017077271 + 11127017077272.

It is an arithmetic number, because the mean of its divisors is an integer number (11127017077272).

Almost surely, 2^{22254034154543} is an apocalyptic number.

22254034154543 is a deficient number, since it is larger than the sum of its proper divisors (1).

22254034154543 is an equidigital number, since it uses as much as digits as its factorization.

22254034154543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 22254034154543 its reverse (34545143045222), we get a palindrome (56799177199765).

The spelling of 22254034154543 in words is "twenty-two trillion, two hundred fifty-four billion, thirty-four million, one hundred fifty-four thousand, five hundred forty-three".