11630828161 has 2 divisors, whose sum is σ = 11630828162. Its totient is φ = 11630828160.

The previous prime is 11630828147. The next prime is 11630828177. The reversal of 11630828161 is 16182803611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8666679025 + 2964149136 = 93095^2 + 54444^2 .

It is a cyclic number.

It is not a de Polignac number, because 11630828161 - 2⁵ = 11630828129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11630828161.

It is not a weakly prime, because it can be changed into another prime (11630828191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5815414080 + 5815414081.

It is an arithmetic number, because the mean of its divisors is an integer number (5815414081).

Almost surely, 2^11630828161 is an apocalyptic number.

It is an amenable number.

11630828161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11630828161 is an equidigital number, since it uses as much as digits as its factorization.

11630828161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 11630828161 in words is "eleven billion, six hundred thirty million, eight hundred twenty-eight thousand, one hundred sixty-one".