12535908952943 has 2 divisors, whose sum is σ = 12535908952944. Its totient is φ = 12535908952942.

The previous prime is 12535908952891. The next prime is 12535908952999. The reversal of 12535908952943 is 34925980953521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12535908952943 - 2¹² = 12535908948847 is a prime.

It is a super-2 number, since 2×12535908952943² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12535908952943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12535908955943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267954476471 + 6267954476472.

It is an arithmetic number, because the mean of its divisors is an integer number (6267954476472).

Almost surely, 2^{12535908952943} is an apocalyptic number.

12535908952943 is a deficient number, since it is larger than the sum of its proper divisors (1).

12535908952943 is an equidigital number, since it uses as much as digits as its factorization.

12535908952943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976000, while the sum is 65.

The spelling of 12535908952943 in words is "twelve trillion, five hundred thirty-five billion, nine hundred eight million, nine hundred fifty-two thousand, nine hundred forty-three".