11534293549 has 2 divisors, whose sum is σ = 11534293550. Its totient is φ = 11534293548.

The previous prime is 11534293513. The next prime is 11534293601. The reversal of 11534293549 is 94539243511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11482194025 + 52099524 = 107155^2 + 7218^2 .

It is a cyclic number.

It is not a de Polignac number, because 11534293549 - 2²⁷ = 11400075821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11534293499 and 11534293508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11534297549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767146774 + 5767146775.

It is an arithmetic number, because the mean of its divisors is an integer number (5767146775).

Almost surely, 2^11534293549 is an apocalyptic number.

It is an amenable number.

11534293549 is a deficient number, since it is larger than the sum of its proper divisors (1).

11534293549 is an equidigital number, since it uses as much as digits as its factorization.

11534293549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 46.

The spelling of 11534293549 in words is "eleven billion, five hundred thirty-four million, two hundred ninety-three thousand, five hundred forty-nine".