15325340434543 has 2 divisors, whose sum is σ = 15325340434544. Its totient is φ = 15325340434542.

The previous prime is 15325340434493. The next prime is 15325340434553. The reversal of 15325340434543 is 34543404352351.

15325340434543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15325340434543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15325340434493 and 15325340434502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15325340434553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7662670217271 + 7662670217272.

It is an arithmetic number, because the mean of its divisors is an integer number (7662670217272).

Almost surely, 2^{15325340434543} is an apocalyptic number.

15325340434543 is a deficient number, since it is larger than the sum of its proper divisors (1).

15325340434543 is an equidigital number, since it uses as much as digits as its factorization.

15325340434543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 46.

Adding to 15325340434543 its reverse (34543404352351), we get a palindrome (49868744786894).

The spelling of 15325340434543 in words is "fifteen trillion, three hundred twenty-five billion, three hundred forty million, four hundred thirty-four thousand, five hundred forty-three".