11528167493477 has 2 divisors, whose sum is σ = 11528167493478. Its totient is φ = 11528167493476.

The previous prime is 11528167493473. The next prime is 11528167493509. The reversal of 11528167493477 is 77439476182511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11439878879521 + 88288613956 = 3382289^2 + 297134^2 .

It is a cyclic number.

It is not a de Polignac number, because 11528167493477 - 2² = 11528167493473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11528167493473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5764083746738 + 5764083746739.

It is an arithmetic number, because the mean of its divisors is an integer number (5764083746739).

Almost surely, 2^{11528167493477} is an apocalyptic number.

It is an amenable number.

11528167493477 is a deficient number, since it is larger than the sum of its proper divisors (1).

11528167493477 is an equidigital number, since it uses as much as digits as its factorization.

11528167493477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71124480, while the sum is 65.

The spelling of 11528167493477 in words is "eleven trillion, five hundred twenty-eight billion, one hundred sixty-seven million, four hundred ninety-three thousand, four hundred seventy-seven".