13125331075 has 6 divisors (see below), whose sum is σ = 16275410564. Its totient is φ = 10500264840.

The previous prime is 13125331057. The next prime is 13125331103. The reversal of 13125331075 is 57013352131.

It is a happy number.

It is not a de Polignac number, because 13125331075 - 2¹¹ = 13125329027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 262506597 + ... + 262506646.

Almost surely, 2^13125331075 is an apocalyptic number.

13125331075 is a deficient number, since it is larger than the sum of its proper divisors (3150079489).

13125331075 is an equidigital number, since it uses as much as digits as its factorization.

13125331075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525013253 (or 525013248 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 31.

The spelling of 13125331075 in words is "thirteen billion, one hundred twenty-five million, three hundred thirty-one thousand, seventy-five".