2054894525 has 6 divisors (see below), whose sum is σ = 2548069242. Its totient is φ = 1643915600.

The previous prime is 2054894521. The next prime is 2054894537. The reversal of 2054894525 is 5254984502.

It can be written as a sum of positive squares in 3 ways, for example, as 454414489 + 1600480036 = 21317^2 + 40006^2 .

It is not a de Polignac number, because 2054894525 - 2² = 2054894521 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 (2054894521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41097866 + ... + 41097915.

It is an arithmetic number, because the mean of its divisors is an integer number (424678207).

Almost surely, 2^2054894525 is an apocalyptic number.

2054894525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2054894525 is a deficient number, since it is larger than the sum of its proper divisors (493174717).

2054894525 is an equidigital number, since it uses as much as digits as its factorization.

2054894525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82195791 (or 82195786 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 44.

The square root of 2054894525 is about 45330.9444529893. The cubic root of 2054894525 is about 1271.3442944210.

The spelling of 2054894525 in words is "two billion, fifty-four million, eight hundred ninety-four thousand, five hundred twenty-five".