108743091 has 4 divisors (see below), whose sum is σ = 144990792. Its totient is φ = 72495392.

The previous prime is 108743081. The next prime is 108743113. The reversal of 108743091 is 190347801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 108743091 - 2¹⁷ = 108612019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108743021) 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, 18123846 + ... + 18123851.

It is an arithmetic number, because the mean of its divisors is an integer number (36247698).

Almost surely, 2^108743091 is an apocalyptic number.

108743091 is a deficient number, since it is larger than the sum of its proper divisors (36247701).

108743091 is an equidigital number, since it uses as much as digits as its factorization.

108743091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36247700.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 108743091 is about 10427.9955408506. The cubic root of 108743091 is about 477.3100270399.

The spelling of 108743091 in words is "one hundred eight million, seven hundred forty-three thousand, ninety-one".