12525104446403 has 4 divisors (see below), whose sum is σ = 12712046303880. Its totient is φ = 12338162588928.

The previous prime is 12525104446373. The next prime is 12525104446417. The reversal of 12525104446403 is 30464440152521.

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

It is a cyclic number.

It is not a de Polignac number, because 12525104446403 - 2¹⁸ = 12525104184259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12525104446103) 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, 93470928638 + ... + 93470928771.

It is an arithmetic number, because the mean of its divisors is an integer number (3178011575970).

Almost surely, 2^{12525104446403} is an apocalyptic number.

12525104446403 is a deficient number, since it is larger than the sum of its proper divisors (186941857477).

12525104446403 is an equidigital number, since it uses as much as digits as its factorization.

12525104446403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186941857476.

The product of its (nonzero) digits is 460800, while the sum is 41.

Adding to 12525104446403 its reverse (30464440152521), we get a palindrome (42989544598924).

The spelling of 12525104446403 in words is "twelve trillion, five hundred twenty-five billion, one hundred four million, four hundred forty-six thousand, four hundred three".