11330432161 has 2 divisors, whose sum is σ = 11330432162. Its totient is φ = 11330432160.

The previous prime is 11330432131. The next prime is 11330432233. The reversal of 11330432161 is 16123403311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6717441600 + 4612990561 = 81960^2 + 67919^2 .

It is a cyclic number.

It is not a de Polignac number, because 11330432161 - 2⁷ = 11330432033 is a prime.

It is not a weakly prime, because it can be changed into another prime (11330432101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665216080 + 5665216081.

It is an arithmetic number, because the mean of its divisors is an integer number (5665216081).

Almost surely, 2^11330432161 is an apocalyptic number.

It is an amenable number.

11330432161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11330432161 is an equidigital number, since it uses as much as digits as its factorization.

11330432161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11330432161 its reverse (16123403311), we get a palindrome (27453835472).

The spelling of 11330432161 in words is "eleven billion, three hundred thirty million, four hundred thirty-two thousand, one hundred sixty-one".