108531699 has 16 divisors (see below), whose sum is σ = 148731264. Its totient is φ = 70358400.

The previous prime is 108531691. The next prime is 108531719. The reversal of 108531699 is 996135801.

It is not a de Polignac number, because 108531699 - 2³ = 108531691 is a prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 108531699.

It is not an unprimeable number, because it can be changed into a prime (108531691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29344 + ... + 32834.

It is an arithmetic number, because the mean of its divisors is an integer number (9295704).

Almost surely, 2^108531699 is an apocalyptic number.

108531699 is a deficient number, since it is larger than the sum of its proper divisors (40199565).

108531699 is a wasteful number, since it uses less digits than its factorization.

108531699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 108531699 is about 10417.8548175716. The cubic root of 108531699 is about 477.0005361948. Note that the first 3 decimals are identical.

The spelling of 108531699 in words is "one hundred eight million, five hundred thirty-one thousand, six hundred ninety-nine".