108452138 has 8 divisors (see below), whose sum is σ = 163652832. Its totient is φ = 53901196.

The previous prime is 108452131. The next prime is 108452147. The reversal of 108452138 is 831254801.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (108452131) 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, 162020 + ... + 162687.

It is an arithmetic number, because the mean of its divisors is an integer number (20456604).

Almost surely, 2^108452138 is an apocalyptic number.

108452138 is a deficient number, since it is larger than the sum of its proper divisors (55200694).

108452138 is a wasteful number, since it uses less digits than its factorization.

108452138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324876.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 108452138 is about 10414.0356250591. The cubic root of 108452138 is about 476.8839499278.

The spelling of 108452138 in words is "one hundred eight million, four hundred fifty-two thousand, one hundred thirty-eight".