2054409523 has 16 divisors (see below), whose sum is σ = 2311182720. Its totient is φ = 1814645376.

The previous prime is 2054409499. The next prime is 2054409529. The reversal of 2054409523 is 3259044502.

It is a cyclic number.

It is not a de Polignac number, because 2054409523 - 2⁵ = 2054409491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2054409529) 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, 4840 + ... + 64282.

It is an arithmetic number, because the mean of its divisors is an integer number (144448920).

Almost surely, 2^2054409523 is an apocalyptic number.

2054409523 is a deficient number, since it is larger than the sum of its proper divisors (256773197).

2054409523 is a wasteful number, since it uses less digits than its factorization.

2054409523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59586.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 2054409523 is about 45325.5945686320. The cubic root of 2054409523 is about 1271.2442644624.

The spelling of 2054409523 in words is "two billion, fifty-four million, four hundred nine thousand, five hundred twenty-three".