15053249305 has 4 divisors (see below), whose sum is σ = 18063899172. Its totient is φ = 12042599440.

The previous prime is 15053249303. The next prime is 15053249317. The reversal of 15053249305 is 50394235051.

15053249305 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 11888849296 + 3164400009 = 109036^2 + 56253^2 .

It is not a de Polignac number, because 15053249305 - 2¹ = 15053249303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15053249303) 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, 1505324926 + ... + 1505324935.

It is an arithmetic number, because the mean of its divisors is an integer number (4515974793).

Almost surely, 2^15053249305 is an apocalyptic number.

It is an amenable number.

15053249305 is a deficient number, since it is larger than the sum of its proper divisors (3010649867).

15053249305 is an equidigital number, since it uses as much as digits as its factorization.

15053249305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010649866.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 15053249305 in words is "fifteen billion, fifty-three million, two hundred forty-nine thousand, three hundred five".