112779463477 has 4 divisors (see below), whose sum is σ = 112836053260. Its totient is φ = 112722873696.

The previous prime is 112779463469. The next prime is 112779463523. The reversal of 112779463477 is 774364977211.

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 82360964196 + 30418499281 = 286986^2 + 174409^2 .

It is a cyclic number.

It is not a de Polignac number, because 112779463477 - 2³ = 112779463469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112779461477) 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, 28291902 + ... + 28295887.

It is an arithmetic number, because the mean of its divisors is an integer number (28209013315).

Almost surely, 2^112779463477 is an apocalyptic number.

It is an amenable number.

112779463477 is a deficient number, since it is larger than the sum of its proper divisors (56589783).

112779463477 is an equidigital number, since it uses as much as digits as its factorization.

112779463477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56589782.

The product of its digits is 12446784, while the sum is 58.

The spelling of 112779463477 in words is "one hundred twelve billion, seven hundred seventy-nine million, four hundred sixty-three thousand, four hundred seventy-seven".