2311325603 has 4 divisors (see below), whose sum is σ = 2335153800. Its totient is φ = 2287497408.

The previous prime is 2311325581. The next prime is 2311325609. The reversal of 2311325603 is 3065231132.

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

It is a cyclic number.

It is not a de Polignac number, because 2311325603 - 2¹⁸ = 2311063459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311325609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11913953 + ... + 11914146.

It is an arithmetic number, because the mean of its divisors is an integer number (583788450).

Almost surely, 2^2311325603 is an apocalyptic number.

2311325603 is a deficient number, since it is larger than the sum of its proper divisors (23828197).

2311325603 is an equidigital number, since it uses as much as digits as its factorization.

2311325603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23828196.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 2311325603 is about 48076.2478049192. The cubic root of 2311325603 is about 1322.1692223201.

Adding to 2311325603 its reverse (3065231132), we get a palindrome (5376556735).

The spelling of 2311325603 in words is "two billion, three hundred eleven million, three hundred twenty-five thousand, six hundred three".