2054597903 has 4 divisors (see below), whose sum is σ = 2098312800. Its totient is φ = 2010883008.

The previous prime is 2054597893. The next prime is 2054597939. The reversal of 2054597903 is 3097954502.

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 2054597903 - 2²² = 2050403599 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 (2054597953) 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 3 ways as a sum of consecutive naturals, for example, 21857378 + ... + 21857471.

It is an arithmetic number, because the mean of its divisors is an integer number (524578200).

Almost surely, 2^2054597903 is an apocalyptic number.

2054597903 is a deficient number, since it is larger than the sum of its proper divisors (43714897).

2054597903 is an equidigital number, since it uses as much as digits as its factorization.

2054597903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43714896.

The product of its (nonzero) digits is 340200, while the sum is 44.

The square root of 2054597903 is about 45327.6725963291. The cubic root of 2054597903 is about 1271.2831190453.

The spelling of 2054597903 in words is "two billion, fifty-four million, five hundred ninety-seven thousand, nine hundred three".