23305015303 has 2 divisors, whose sum is σ = 23305015304. Its totient is φ = 23305015302.

The previous prime is 23305015277. The next prime is 23305015309. The reversal of 23305015303 is 30351050332.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23305015303 - 2⁵ = 23305015271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23305015309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11652507651 + 11652507652.

It is an arithmetic number, because the mean of its divisors is an integer number (11652507652).

Almost surely, 2^23305015303 is an apocalyptic number.

23305015303 is a deficient number, since it is larger than the sum of its proper divisors (1).

23305015303 is an equidigital number, since it uses as much as digits as its factorization.

23305015303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 25.

Adding to 23305015303 its reverse (30351050332), we get a palindrome (53656065635).

The spelling of 23305015303 in words is "twenty-three billion, three hundred five million, fifteen thousand, three hundred three".