107891093 has 4 divisors (see below), whose sum is σ = 109926828. Its totient is φ = 105855360.

The previous prime is 107891083. The next prime is 107891141. The reversal of 107891093 is 390198701.

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 91431844 + 16459249 = 9562^2 + 4057^2 .

It is a cyclic number.

It is not a de Polignac number, because 107891093 - 2⁶ = 107891029 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 (107891033) 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, 1017788 + ... + 1017893.

It is an arithmetic number, because the mean of its divisors is an integer number (27481707).

Almost surely, 2^107891093 is an apocalyptic number.

It is an amenable number.

107891093 is a deficient number, since it is larger than the sum of its proper divisors (2035735).

107891093 is an equidigital number, since it uses as much as digits as its factorization.

107891093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035734.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 107891093 is about 10387.0637333175. The cubic root of 107891093 is about 476.0601885263.

The spelling of 107891093 in words is "one hundred seven million, eight hundred ninety-one thousand, ninety-three".