112195774049561 has 2 divisors, whose sum is σ = 112195774049562. Its totient is φ = 112195774049560.

The previous prime is 112195774049479. The next prime is 112195774049591. The reversal of 112195774049561 is 165940477591211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67727962090000 + 44467811959561 = 8229700^2 + 6668419^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112195774049561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112195774049494 and 112195774049503.

It is not a weakly prime, because it can be changed into another prime (112195774049591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56097887024780 + 56097887024781.

It is an arithmetic number, because the mean of its divisors is an integer number (56097887024781).

Almost surely, 2^{112195774049561} is an apocalyptic number.

It is an amenable number.

112195774049561 is a deficient number, since it is larger than the sum of its proper divisors (1).

112195774049561 is an equidigital number, since it uses as much as digits as its factorization.

112195774049561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19051200, while the sum is 62.

The spelling of 112195774049561 in words is "one hundred twelve trillion, one hundred ninety-five billion, seven hundred seventy-four million, forty-nine thousand, five hundred sixty-one".