13125273203 has 4 divisors (see below), whose sum is σ = 15000312240. Its totient is φ = 11250234168.

The previous prime is 13125273167. The next prime is 13125273209. The reversal of 13125273203 is 30237252131.

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 13125273203 - 2¹⁰ = 13125272179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13125273209) 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, 937519508 + ... + 937519521.

It is an arithmetic number, because the mean of its divisors is an integer number (3750078060).

Almost surely, 2^13125273203 is an apocalyptic number.

13125273203 is a deficient number, since it is larger than the sum of its proper divisors (1875039037).

13125273203 is an equidigital number, since it uses as much as digits as its factorization.

13125273203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875039036.

The product of its (nonzero) digits is 7560, while the sum is 29.

The spelling of 13125273203 in words is "thirteen billion, one hundred twenty-five million, two hundred seventy-three thousand, two hundred three".