112005111157 has 2 divisors, whose sum is σ = 112005111158. Its totient is φ = 112005111156.

The previous prime is 112005111079. The next prime is 112005111173. The reversal of 112005111157 is 751111500211.

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., 57267361636 + 54737749521 = 239306^2 + 233961^2 .

It is a cyclic number.

It is not a de Polignac number, because 112005111157 - 2¹¹ = 112005109109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112005114157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56002555578 + 56002555579.

It is an arithmetic number, because the mean of its divisors is an integer number (56002555579).

Almost surely, 2^112005111157 is an apocalyptic number.

It is an amenable number.

112005111157 is a deficient number, since it is larger than the sum of its proper divisors (1).

112005111157 is an equidigital number, since it uses as much as digits as its factorization.

112005111157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 350, while the sum is 25.

Adding to 112005111157 its reverse (751111500211), we get a palindrome (863116611368).

The spelling of 112005111157 in words is "one hundred twelve billion, five million, one hundred eleven thousand, one hundred fifty-seven".