11154534529 has 2 divisors, whose sum is σ = 11154534530. Its totient is φ = 11154534528.

The previous prime is 11154534493. The next prime is 11154534569. The reversal of 11154534529 is 92543545111.

It is an a-pointer prime, because the next prime (11154534569) can be obtained adding 11154534529 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10911891600 + 242642929 = 104460^2 + 15577^2 .

It is an emirp because it is prime and its reverse (92543545111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11154534529 - 2¹⁷ = 11154403457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11154534491 and 11154534500.

It is not a weakly prime, because it can be changed into another prime (11154534569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577267264 + 5577267265.

It is an arithmetic number, because the mean of its divisors is an integer number (5577267265).

Almost surely, 2^11154534529 is an apocalyptic number.

It is an amenable number.

11154534529 is a deficient number, since it is larger than the sum of its proper divisors (1).

11154534529 is an equidigital number, since it uses as much as digits as its factorization.

11154534529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 40.

The spelling of 11154534529 in words is "eleven billion, one hundred fifty-four million, five hundred thirty-four thousand, five hundred twenty-nine".