13500732547 has 2 divisors, whose sum is σ = 13500732548. Its totient is φ = 13500732546.

The previous prime is 13500732521. The next prime is 13500732589. The reversal of 13500732547 is 74523700531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13500732547 is a prime.

It is not a weakly prime, because it can be changed into another prime (13500702547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750366273 + 6750366274.

It is an arithmetic number, because the mean of its divisors is an integer number (6750366274).

Almost surely, 2^13500732547 is an apocalyptic number.

13500732547 is a deficient number, since it is larger than the sum of its proper divisors (1).

13500732547 is an equidigital number, since it uses as much as digits as its factorization.

13500732547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 37.

The spelling of 13500732547 in words is "thirteen billion, five hundred million, seven hundred thirty-two thousand, five hundred forty-seven".