13531603757471 has 2 divisors, whose sum is σ = 13531603757472. Its totient is φ = 13531603757470.

The previous prime is 13531603757429. The next prime is 13531603757563. The reversal of 13531603757471 is 17475730613531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13531603757471 - 2⁴² = 9133557246367 is a prime.

It is a super-3 number, since 3×13531603757471³ (a number of 40 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13531603757411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765801878735 + 6765801878736.

It is an arithmetic number, because the mean of its divisors is an integer number (6765801878736).

Almost surely, 2^{13531603757471} is an apocalyptic number.

13531603757471 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531603757471 is an equidigital number, since it uses as much as digits as its factorization.

13531603757471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5556600, while the sum is 53.

The spelling of 13531603757471 in words is "thirteen trillion, five hundred thirty-one billion, six hundred three million, seven hundred fifty-seven thousand, four hundred seventy-one".