112252777897 has 4 divisors (see below), whose sum is σ = 120887606980. Its totient is φ = 103617948816.

The previous prime is 112252777867. The next prime is 112252777921. The reversal of 112252777897 is 798777252211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11934251536 + 100318526361 = 109244^2 + 316731^2 .

It is a cyclic number.

It is not a de Polignac number, because 112252777897 - 2³⁵ = 77893039529 is a prime.

It is a super-2 number, since 2×112252777897² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112252777807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4317414522 + ... + 4317414547.

It is an arithmetic number, because the mean of its divisors is an integer number (30221901745).

Almost surely, 2^112252777897 is an apocalyptic number.

It is an amenable number.

112252777897 is a deficient number, since it is larger than the sum of its proper divisors (8634829083).

112252777897 is an equidigital number, since it uses as much as digits as its factorization.

112252777897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8634829082.

The product of its digits is 6914880, while the sum is 58.

The spelling of 112252777897 in words is "one hundred twelve billion, two hundred fifty-two million, seven hundred seventy-seven thousand, eight hundred ninety-seven".