108146439 has 6 divisors (see below), whose sum is σ = 156211536. Its totient is φ = 72097620.

The previous prime is 108146429. The next prime is 108146543. The reversal of 108146439 is 934641801.

108146439 is a `hidden beast` number, since 1 + 0 + 8 + 1 + 4 + 643 + 9 = 666.

It is not a de Polignac number, because 108146439 - 2⁵ = 108146407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108146429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6008127 + ... + 6008144.

It is an arithmetic number, because the mean of its divisors is an integer number (26035256).

Almost surely, 2^108146439 is an apocalyptic number.

108146439 is a deficient number, since it is larger than the sum of its proper divisors (48065097).

108146439 is a wasteful number, since it uses less digits than its factorization.

108146439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12016277 (or 12016274 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 108146439 is about 10399.3480084090. The cubic root of 108146439 is about 476.4354567362.

The spelling of 108146439 in words is "one hundred eight million, one hundred forty-six thousand, four hundred thirty-nine".