1112545326961 has 2 divisors, whose sum is σ = 1112545326962. Its totient is φ = 1112545326960.

The previous prime is 1112545326947. The next prime is 1112545326979. The reversal of 1112545326961 is 1696235452111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 737442975025 + 375102351936 = 858745^2 + 612456^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112545326961 - 2¹⁹ = 1112544802673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112545326901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556272663480 + 556272663481.

It is an arithmetic number, because the mean of its divisors is an integer number (556272663481).

Almost surely, 2^{1112545326961} is an apocalyptic number.

It is an amenable number.

1112545326961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112545326961 is an equidigital number, since it uses as much as digits as its factorization.

1112545326961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 46.

The spelling of 1112545326961 in words is "one trillion, one hundred twelve billion, five hundred forty-five million, three hundred twenty-six thousand, nine hundred sixty-one".