112565656729 has 2 divisors, whose sum is σ = 112565656730. Its totient is φ = 112565656728.

The previous prime is 112565656699. The next prime is 112565656751. The reversal of 112565656729 is 927656565211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62874559504 + 49691097225 = 250748^2 + 222915^2 .

It is a cyclic number.

It is not a de Polignac number, because 112565656729 - 2¹³ = 112565648537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112565656729.

It is not a weakly prime, because it can be changed into another prime (112565656799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56282828364 + 56282828365.

It is an arithmetic number, because the mean of its divisors is an integer number (56282828365).

Almost surely, 2^112565656729 is an apocalyptic number.

It is an amenable number.

112565656729 is a deficient number, since it is larger than the sum of its proper divisors (1).

112565656729 is an equidigital number, since it uses as much as digits as its factorization.

112565656729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804000, while the sum is 55.

The spelling of 112565656729 in words is "one hundred twelve billion, five hundred sixty-five million, six hundred fifty-six thousand, seven hundred twenty-nine".