1151201046161 has 2 divisors, whose sum is σ = 1151201046162. Its totient is φ = 1151201046160.

The previous prime is 1151201046143. The next prime is 1151201046187. The reversal of 1151201046161 is 1616401021511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1063901479936 + 87299566225 = 1031456^2 + 295465^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151201046161 - 2⁶ = 1151201046097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1151201046661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575600523080 + 575600523081.

It is an arithmetic number, because the mean of its divisors is an integer number (575600523081).

Almost surely, 2^{1151201046161} is an apocalyptic number.

It is an amenable number.

1151201046161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151201046161 is an equidigital number, since it uses as much as digits as its factorization.

1151201046161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 29.

Adding to 1151201046161 its reverse (1616401021511), we get a palindrome (2767602067672).

The spelling of 1151201046161 in words is "one trillion, one hundred fifty-one billion, two hundred one million, forty-six thousand, one hundred sixty-one".