11535415049 has 2 divisors, whose sum is σ = 11535415050. Its totient is φ = 11535415048.

The previous prime is 11535415043. The next prime is 11535415069. The reversal of 11535415049 is 94051453511.

11535415049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10664279824 + 871135225 = 103268^2 + 29515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11535415049 is a prime.

It is not a weakly prime, because it can be changed into another prime (11535415043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767707524 + 5767707525.

It is an arithmetic number, because the mean of its divisors is an integer number (5767707525).

Almost surely, 2^11535415049 is an apocalyptic number.

It is an amenable number.

11535415049 is a deficient number, since it is larger than the sum of its proper divisors (1).

11535415049 is an equidigital number, since it uses as much as digits as its factorization.

11535415049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 11535415049 in words is "eleven billion, five hundred thirty-five million, four hundred fifteen thousand, forty-nine".