108425091 has 8 divisors (see below), whose sum is σ = 144645120. Its totient is φ = 72244232.

The previous prime is 108425087. The next prime is 108425101. The reversal of 108425091 is 190524801.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 108425091 - 2² = 108425087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108425021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2571 + ... + 14948.

It is an arithmetic number, because the mean of its divisors is an integer number (18080640).

Almost surely, 2^108425091 is an apocalyptic number.

108425091 is a deficient number, since it is larger than the sum of its proper divisors (36220029).

108425091 is a wasteful number, since it uses less digits than its factorization.

108425091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19585.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 108425091 is about 10412.7369600888. The cubic root of 108425091 is about 476.8443030913.

Adding to 108425091 its reverse (190524801), we get a palindrome (298949892).

The spelling of 108425091 in words is "one hundred eight million, four hundred twenty-five thousand, ninety-one".