112721293 has 2 divisors, whose sum is σ = 112721294. Its totient is φ = 112721292.

The previous prime is 112721267. The next prime is 112721299. The reversal of 112721293 is 392127211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111049444 + 1671849 = 10538^2 + 1293^2 .

It is a cyclic number.

It is not a de Polignac number, because 112721293 - 2⁵ = 112721261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112721299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56360646 + 56360647.

It is an arithmetic number, because the mean of its divisors is an integer number (56360647).

Almost surely, 2^112721293 is an apocalyptic number.

It is an amenable number.

112721293 is a deficient number, since it is larger than the sum of its proper divisors (1).

112721293 is an equidigital number, since it uses as much as digits as its factorization.

112721293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 28.

The square root of 112721293 is about 10617.0284449087. The cubic root of 112721293 is about 483.0610124579.

The spelling of 112721293 in words is "one hundred twelve million, seven hundred twenty-one thousand, two hundred ninety-three".