2054894399 has 4 divisors (see below), whose sum is σ = 2057698536. Its totient is φ = 2052090264.

The previous prime is 2054894357. The next prime is 2054894423. The reversal of 2054894399 is 9934984502.

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

It is a cyclic number.

It is not a de Polignac number, because 2054894399 - 2⁸ = 2054894143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2054894399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054894339) 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, 1400969 + ... + 1402434.

It is an arithmetic number, because the mean of its divisors is an integer number (514424634).

Almost surely, 2^2054894399 is an apocalyptic number.

2054894399 is a deficient number, since it is larger than the sum of its proper divisors (2804137).

2054894399 is an equidigital number, since it uses as much as digits as its factorization.

2054894399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804136.

The product of its (nonzero) digits is 2799360, while the sum is 53.

The square root of 2054894399 is about 45330.9430632101. The cubic root of 2054894399 is about 1271.3442684360.

The spelling of 2054894399 in words is "two billion, fifty-four million, eight hundred ninety-four thousand, three hundred ninety-nine".