11838528061 has 2 divisors, whose sum is σ = 11838528062. Its totient is φ = 11838528060.

The previous prime is 11838528019. The next prime is 11838528071. The reversal of 11838528061 is 16082583811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11838528025 + 36 = 108805^2 + 6^2 .

It is a cyclic number.

It is not a de Polignac number, because 11838528061 - 2⁷ = 11838527933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11838527999 and 11838528017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11838528071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5919264030 + 5919264031.

It is an arithmetic number, because the mean of its divisors is an integer number (5919264031).

Almost surely, 2^11838528061 is an apocalyptic number.

It is an amenable number.

11838528061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11838528061 is an equidigital number, since it uses as much as digits as its factorization.

11838528061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 43.

The spelling of 11838528061 in words is "eleven billion, eight hundred thirty-eight million, five hundred twenty-eight thousand, sixty-one".