15132545369 has 4 divisors (see below), whose sum is σ = 15142290996. Its totient is φ = 15122799744.

The previous prime is 15132545339. The next prime is 15132545399. The reversal of 15132545369 is 96354523151.

15132545369 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 is an interprime number because it is at equal distance from previous prime (15132545339) and next prime (15132545399).

It can be written as a sum of positive squares in 2 ways, for example, as 3067719769 + 12064825600 = 55387^2 + 109840^2 .

It is a cyclic number.

It is not a de Polignac number, because 15132545369 - 2¹² = 15132541273 is a prime.

It is a super-2 number, since 2×15132545369² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15132545339) 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, 4870484 + ... + 4873589.

It is an arithmetic number, because the mean of its divisors is an integer number (3785572749).

Almost surely, 2^15132545369 is an apocalyptic number.

It is an amenable number.

15132545369 is a deficient number, since it is larger than the sum of its proper divisors (9745627).

15132545369 is an equidigital number, since it uses as much as digits as its factorization.

15132545369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9745626.

The product of its digits is 486000, while the sum is 44.

The spelling of 15132545369 in words is "fifteen billion, one hundred thirty-two million, five hundred forty-five thousand, three hundred sixty-nine".