2011054555253 has 4 divisors (see below), whose sum is σ = 2011057823340. Its totient is φ = 2011051287168.

The previous prime is 2011054555247. The next prime is 2011054555261. The reversal of 2011054555253 is 3525554501102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1678312477009 + 332742078244 = 1295497^2 + 576838^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011054555253 - 2⁶ = 2011054555189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011054555283) 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, 400700 + ... + 2045157.

It is an arithmetic number, because the mean of its divisors is an integer number (502764455835).

Almost surely, 2^{2011054555253} is an apocalyptic number.

It is an amenable number.

2011054555253 is a deficient number, since it is larger than the sum of its proper divisors (3268087).

2011054555253 is an equidigital number, since it uses as much as digits as its factorization.

2011054555253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268086.

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 2011054555253 in words is "two trillion, eleven billion, fifty-four million, five hundred fifty-five thousand, two hundred fifty-three".