2109053553 has 16 divisors (see below), whose sum is σ = 2837102016. Its totient is φ = 1393571520.

The previous prime is 2109053437. The next prime is 2109053579. The reversal of 2109053553 is 3553509012.

It is not a de Polignac number, because 2109053553 - 2¹⁰ = 2109052529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2109054553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165651 + ... + 177927.

It is an arithmetic number, because the mean of its divisors is an integer number (177318876).

Almost surely, 2^2109053553 is an apocalyptic number.

It is an amenable number.

2109053553 is a deficient number, since it is larger than the sum of its proper divisors (728048463).

2109053553 is a wasteful number, since it uses less digits than its factorization.

2109053553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12784.

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 2109053553 is about 45924.4330721676. The cubic root of 2109053553 is about 1282.4168110224.

The spelling of 2109053553 in words is "two billion, one hundred nine million, fifty-three thousand, five hundred fifty-three".