10115453205 has 128 divisors (see below), whose sum is σ = 21318474240. Its totient is φ = 4486164480.

The previous prime is 10115453197. The next prime is 10115453209. The reversal of 10115453205 is 50235451101.

10115453205 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 5 + 453 + 205 = 666.

10115453205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10115453205 - 2³ = 10115453197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10115453209) 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 127 ways as a sum of consecutive naturals, for example, 2179147 + ... + 2183783.

It is an arithmetic number, because the mean of its divisors is an integer number (166550580).

Almost surely, 2^10115453205 is an apocalyptic number.

10115453205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10115453205 is an abundant number, since it is smaller than the sum of its proper divisors (11203021035).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10115453205 is a wasteful number, since it uses less digits than its factorization.

10115453205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4788 (or 4782 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The spelling of 10115453205 in words is "ten billion, one hundred fifteen million, four hundred fifty-three thousand, two hundred five".