11112435310961 has 2 divisors, whose sum is σ = 11112435310962. Its totient is φ = 11112435310960.

The previous prime is 11112435310943. The next prime is 11112435311057. The reversal of 11112435310961 is 16901353421111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6596678560000 + 4515756750961 = 2568400^2 + 2125031^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11112435310961 is a prime.

It is not a weakly prime, because it can be changed into another prime (11112435319961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556217655480 + 5556217655481.

It is an arithmetic number, because the mean of its divisors is an integer number (5556217655481).

Almost surely, 2^{11112435310961} is an apocalyptic number.

It is an amenable number.

11112435310961 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112435310961 is an equidigital number, since it uses as much as digits as its factorization.

11112435310961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 11112435310961 in words is "eleven trillion, one hundred twelve billion, four hundred thirty-five million, three hundred ten thousand, nine hundred sixty-one".