108354863929 has 9 divisors (see below), whose sum is σ = 117335640429. Its totient is φ = 100015924320.

The previous prime is 108354863927. The next prime is 108354863977. The reversal of 108354863929 is 929368453801.

The square root of 108354863929 is 329173.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 411075625 + 107943788304 = 20275^2 + 328548^2 .

It is not a de Polignac number, because 108354863929 - 2¹ = 108354863927 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108354863927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4266589 + ... + 4291909.

It is an arithmetic number, because the mean of its divisors is an integer number (13037293381).

Almost surely, 2^108354863929 is an apocalyptic number.

108354863929 is the 329173-rd square number.

108354863929 is the 164587-th centered octagonal number.

It is an amenable number.

108354863929 is a deficient number, since it is larger than the sum of its proper divisors (8980776500).

108354863929 is an frugal number, since it uses more digits than its factorization.

108354863929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50668 (or 25334 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 108354863929 in words is "one hundred eight billion, three hundred fifty-four million, eight hundred sixty-three thousand, nine hundred twenty-nine".