2003136245 has 24 divisors (see below), whose sum is σ = 2675662080. Its totient is φ = 1438351200.

The previous prime is 2003136181. The next prime is 2003136251. The reversal of 2003136245 is 5426313002.

It is not a de Polignac number, because 2003136245 - 2⁶ = 2003136181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26840 + ... + 68750.

It is an arithmetic number, because the mean of its divisors is an integer number (111485920).

Almost surely, 2^2003136245 is an apocalyptic number.

It is an amenable number.

2003136245 is a deficient number, since it is larger than the sum of its proper divisors (672525835).

2003136245 is a wasteful number, since it uses less digits than its factorization.

2003136245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42017 (or 42006 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2003136245 is about 44756.4100995600. The cubic root of 2003136245 is about 1260.5792761371.

Adding to 2003136245 its reverse (5426313002), we get a palindrome (7429449247).

The spelling of 2003136245 in words is "two billion, three million, one hundred thirty-six thousand, two hundred forty-five".