1503230241 has 4 divisors (see below), whose sum is σ = 2004306992. Its totient is φ = 1002153492.

The previous prime is 1503230237. The next prime is 1503230257. The reversal of 1503230241 is 1420323051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1503230241 - 2² = 1503230237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1503230221) 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, 250538371 + ... + 250538376.

It is an arithmetic number, because the mean of its divisors is an integer number (501076748).

Almost surely, 2^1503230241 is an apocalyptic number.

It is an amenable number.

1503230241 is a deficient number, since it is larger than the sum of its proper divisors (501076751).

1503230241 is an equidigital number, since it uses as much as digits as its factorization.

1503230241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501076750.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1503230241 is about 38771.5132668303. The cubic root of 1503230241 is about 1145.5353651586.

Adding to 1503230241 its reverse (1420323051), we get a palindrome (2923553292).

The spelling of 1503230241 in words is "one billion, five hundred three million, two hundred thirty thousand, two hundred forty-one".