2054421203 has 4 divisors (see below), whose sum is σ = 2143743888. Its totient is φ = 1965098520.

The previous prime is 2054421199. The next prime is 2054421221. The reversal of 2054421203 is 3021244502.

It is a happy number.

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 2054421203 - 2² = 2054421199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 89322661 = 2054421203 / (2 + 0 + 5 + 4 + 4 + 2 + 1 + 2 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (2054421223) 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, 44661308 + ... + 44661353.

It is an arithmetic number, because the mean of its divisors is an integer number (535935972).

Almost surely, 2^2054421203 is an apocalyptic number.

2054421203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2054421203 is a deficient number, since it is larger than the sum of its proper divisors (89322685).

2054421203 is an equidigital number, since it uses as much as digits as its factorization.

2054421203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89322684.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2054421203 is about 45325.7234139732. The cubic root of 2054421203 is about 1271.2466736064.

Adding to 2054421203 its reverse (3021244502), we get a palindrome (5075665705).

The spelling of 2054421203 in words is "two billion, fifty-four million, four hundred twenty-one thousand, two hundred three".