112509091 has 2 divisors, whose sum is σ = 112509092. Its totient is φ = 112509090.

The previous prime is 112509041. The next prime is 112509097. The reversal of 112509091 is 190905211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112509091 - 2²³ = 104120483 is a prime.

It is not a weakly prime, because it can be changed into another prime (112509097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56254545 + 56254546.

It is an arithmetic number, because the mean of its divisors is an integer number (56254546).

Almost surely, 2^112509091 is an apocalyptic number.

112509091 is a deficient number, since it is larger than the sum of its proper divisors (1).

112509091 is an equidigital number, since it uses as much as digits as its factorization.

112509091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 28.

The square root of 112509091 is about 10607.0302629907. The cubic root of 112509091 is about 482.7576953066.

The spelling of 112509091 in words is "one hundred twelve million, five hundred nine thousand, ninety-one".