12450535623403 has 2 divisors, whose sum is σ = 12450535623404. Its totient is φ = 12450535623402.

The previous prime is 12450535623401. The next prime is 12450535623413. The reversal of 12450535623403 is 30432653505421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12450535623403 - 2¹ = 12450535623401 is a prime.

Together with 12450535623401, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12450535623403.

It is not a weakly prime, because it can be changed into another prime (12450535623401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225267811701 + 6225267811702.

It is an arithmetic number, because the mean of its divisors is an integer number (6225267811702).

Almost surely, 2^{12450535623403} is an apocalyptic number.

12450535623403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12450535623403 is an equidigital number, since it uses as much as digits as its factorization.

12450535623403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 12450535623403 in words is "twelve trillion, four hundred fifty billion, five hundred thirty-five million, six hundred twenty-three thousand, four hundred three".