12652520003 has 4 divisors (see below), whose sum is σ = 12705020328. Its totient is φ = 12600019680.

The previous prime is 12652519961. The next prime is 12652520039. The reversal of 12652520003 is 30002525621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30002525621 = 29 ⋅1034569849.

It is a cyclic number.

It is not a de Polignac number, because 12652520003 - 2¹⁰ = 12652518979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12652520093) 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, 26249801 + ... + 26250282.

It is an arithmetic number, because the mean of its divisors is an integer number (3176255082).

Almost surely, 2^12652520003 is an apocalyptic number.

12652520003 is a deficient number, since it is larger than the sum of its proper divisors (52500325).

12652520003 is an equidigital number, since it uses as much as digits as its factorization.

12652520003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52500324.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 12652520003 in words is "twelve billion, six hundred fifty-two million, five hundred twenty thousand, three".