2003147245 has 16 divisors (see below), whose sum is σ = 2624607360. Its totient is φ = 1455553600.

The previous prime is 2003147221. The next prime is 2003147287. The reversal of 2003147245 is 5427413002.

2003147245 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2003147245 - 2⁷ = 2003147117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49536 + ... + 80374.

It is an arithmetic number, because the mean of its divisors is an integer number (164037960).

Almost surely, 2^2003147245 is an apocalyptic number.

It is an amenable number.

2003147245 is a deficient number, since it is larger than the sum of its proper divisors (621460115).

2003147245 is a wasteful number, since it uses less digits than its factorization.

2003147245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32036.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2003147245 is about 44756.5329868166. The cubic root of 2003147245 is about 1260.5815835765.

It can be divided in two parts, 20031 and 47245, that added together give a palindrome (67276).

The spelling of 2003147245 in words is "two billion, three million, one hundred forty-seven thousand, two hundred forty-five".