2539240003 has 8 divisors (see below), whose sum is σ = 2754183600. Its totient is φ = 2331582720.

The previous prime is 2539239991. The next prime is 2539240007. The reversal of 2539240003 is 3000429352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2539240003 - 2²¹ = 2537142851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2539240007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1820853 + ... + 1822246.

It is an arithmetic number, because the mean of its divisors is an integer number (344272950).

Almost surely, 2^2539240003 is an apocalyptic number.

2539240003 is a deficient number, since it is larger than the sum of its proper divisors (214943597).

2539240003 is a wasteful number, since it uses less digits than its factorization.

2539240003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643157.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2539240003 is about 50390.8722190835. The cubic root of 2539240003 is about 1364.2728939387.

Adding to 2539240003 its reverse (3000429352), we get a palindrome (5539669355).

The spelling of 2539240003 in words is "two billion, five hundred thirty-nine million, two hundred forty thousand, three".