112540155529 has 2 divisors, whose sum is σ = 112540155530. Its totient is φ = 112540155528.

The previous prime is 112540155527. The next prime is 112540155571. The reversal of 112540155529 is 925551045211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109328099904 + 3212055625 = 330648^2 + 56675^2 .

It is a cyclic number.

It is not a de Polignac number, because 112540155529 - 2¹ = 112540155527 is a prime.

Together with 112540155527, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 112540155491 and 112540155500.

It is not a weakly prime, because it can be changed into another prime (112540155527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56270077764 + 56270077765.

It is an arithmetic number, because the mean of its divisors is an integer number (56270077765).

Almost surely, 2^112540155529 is an apocalyptic number.

It is an amenable number.

112540155529 is a deficient number, since it is larger than the sum of its proper divisors (1).

112540155529 is an equidigital number, since it uses as much as digits as its factorization.

112540155529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90000, while the sum is 40.

The spelling of 112540155529 in words is "one hundred twelve billion, five hundred forty million, one hundred fifty-five thousand, five hundred twenty-nine".