15053231563 has 2 divisors, whose sum is σ = 15053231564. Its totient is φ = 15053231562.

The previous prime is 15053231509. The next prime is 15053231569. The reversal of 15053231563 is 36513235051.

15053231563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15053231563 - 2⁹ = 15053231051 is a prime.

It is not a weakly prime, because it can be changed into another prime (15053231569) 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 as a sum of consecutive naturals, namely, 7526615781 + 7526615782.

It is an arithmetic number, because the mean of its divisors is an integer number (7526615782).

Almost surely, 2^15053231563 is an apocalyptic number.

15053231563 is a deficient number, since it is larger than the sum of its proper divisors (1).

15053231563 is an equidigital number, since it uses as much as digits as its factorization.

15053231563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 34.

The spelling of 15053231563 in words is "fifteen billion, fifty-three million, two hundred thirty-one thousand, five hundred sixty-three".