15133501213 has 4 divisors (see below), whose sum is σ = 15133912828. Its totient is φ = 15133089600.

The previous prime is 15133501211. The next prime is 15133501277. The reversal of 15133501213 is 31210533151.

15133501213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8413108729 + 6720392484 = 91723^2 + 81978^2 .

It is a cyclic number.

It is not a de Polignac number, because 15133501213 - 2¹ = 15133501211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15133501211) 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 3 ways as a sum of consecutive naturals, for example, 144588 + ... + 226213.

It is an arithmetic number, because the mean of its divisors is an integer number (3783478207).

Almost surely, 2^15133501213 is an apocalyptic number.

It is an amenable number.

15133501213 is a deficient number, since it is larger than the sum of its proper divisors (411615).

15133501213 is an equidigital number, since it uses as much as digits as its factorization.

15133501213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411614.

The product of its (nonzero) digits is 1350, while the sum is 25.

The spelling of 15133501213 in words is "fifteen billion, one hundred thirty-three million, five hundred one thousand, two hundred thirteen".