2003055245 has 4 divisors (see below), whose sum is σ = 2403666300. Its totient is φ = 1602444192.

The previous prime is 2003055233. The next prime is 2003055247. The reversal of 2003055245 is 5425503002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1371739369 + 631315876 = 37037^2 + 25126^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003055245 - 2¹⁸ = 2002793101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003055247) 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, 200305520 + ... + 200305529.

It is an arithmetic number, because the mean of its divisors is an integer number (600916575).

Almost surely, 2^2003055245 is an apocalyptic number.

It is an amenable number.

2003055245 is a deficient number, since it is larger than the sum of its proper divisors (400611055).

2003055245 is an equidigital number, since it uses as much as digits as its factorization.

2003055245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400611054.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 2003055245 is about 44755.5051920990. The cubic root of 2003055245 is about 1260.5622847321.

Adding to 2003055245 its reverse (5425503002), we get a palindrome (7428558247).

The spelling of 2003055245 in words is "two billion, three million, fifty-five thousand, two hundred forty-five".