11534829272509 has 2 divisors, whose sum is σ = 11534829272510. Its totient is φ = 11534829272508.

The previous prime is 11534829272497. The next prime is 11534829272651. The reversal of 11534829272509 is 90527292843511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11184509705625 + 350319566884 = 3344325^2 + 591878^2 .

It is a cyclic number.

It is not a de Polignac number, because 11534829272509 - 2¹³ = 11534829264317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11534829272909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767414636254 + 5767414636255.

It is an arithmetic number, because the mean of its divisors is an integer number (5767414636255).

Almost surely, 2^{11534829272509} is an apocalyptic number.

It is an amenable number.

11534829272509 is a deficient number, since it is larger than the sum of its proper divisors (1).

11534829272509 is an equidigital number, since it uses as much as digits as its factorization.

11534829272509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 58.

The spelling of 11534829272509 in words is "eleven trillion, five hundred thirty-four billion, eight hundred twenty-nine million, two hundred seventy-two thousand, five hundred nine".