112879321 has 2 divisors, whose sum is σ = 112879322. Its totient is φ = 112879320.

The previous prime is 112879313. The next prime is 112879363. The reversal of 112879321 is 123978211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79655625 + 33223696 = 8925^2 + 5764^2 .

It is a cyclic number.

It is not a de Polignac number, because 112879321 - 2³ = 112879313 is a prime.

It is a super-2 number, since 2×112879321² = 25483482218842082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112879391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56439660 + 56439661.

It is an arithmetic number, because the mean of its divisors is an integer number (56439661).

Almost surely, 2^112879321 is an apocalyptic number.

It is an amenable number.

112879321 is a deficient number, since it is larger than the sum of its proper divisors (1).

112879321 is an equidigital number, since it uses as much as digits as its factorization.

112879321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 34.

The square root of 112879321 is about 10624.4680337417. The cubic root of 112879321 is about 483.2866472016.

The spelling of 112879321 in words is "one hundred twelve million, eight hundred seventy-nine thousand, three hundred twenty-one".