13125433499 has 8 divisors (see below), whose sum is σ = 13286306880. Its totient is φ = 12964625416.

The previous prime is 13125433471. The next prime is 13125433547. The reversal of 13125433499 is 99433452131.

13125433499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13125433499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13125433429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479624 + ... + 506250.

It is an arithmetic number, because the mean of its divisors is an integer number (1660788360).

Almost surely, 2^13125433499 is an apocalyptic number.

13125433499 is a deficient number, since it is larger than the sum of its proper divisors (160873381).

13125433499 is an equidigital number, since it uses as much as digits as its factorization.

13125433499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32649.

The product of its digits is 349920, while the sum is 44.

The spelling of 13125433499 in words is "thirteen billion, one hundred twenty-five million, four hundred thirty-three thousand, four hundred ninety-nine".