13320091531511 has 2 divisors, whose sum is σ = 13320091531512. Its totient is φ = 13320091531510.

The previous prime is 13320091531493. The next prime is 13320091531601. The reversal of 13320091531511 is 11513519002331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13320091531511 - 2¹⁴ = 13320091515127 is a prime.

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 (13320091501511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660045765755 + 6660045765756.

It is an arithmetic number, because the mean of its divisors is an integer number (6660045765756).

Almost surely, 2^{13320091531511} is an apocalyptic number.

13320091531511 is a deficient number, since it is larger than the sum of its proper divisors (1).

13320091531511 is an equidigital number, since it uses as much as digits as its factorization.

13320091531511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 35.

The spelling of 13320091531511 in words is "thirteen trillion, three hundred twenty billion, ninety-one million, five hundred thirty-one thousand, five hundred eleven".