12310415503 has 2 divisors, whose sum is σ = 12310415504. Its totient is φ = 12310415502.

The previous prime is 12310415477. The next prime is 12310415527. The reversal of 12310415503 is 30551401321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12310415503 - 2¹³ = 12310407311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310415563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155207751 + 6155207752.

It is an arithmetic number, because the mean of its divisors is an integer number (6155207752).

Almost surely, 2^12310415503 is an apocalyptic number.

12310415503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310415503 is an equidigital number, since it uses as much as digits as its factorization.

12310415503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 12310415503 its reverse (30551401321), we get a palindrome (42861816824).

It can be divided in two parts, 1231041 and 5503, that added together give a square (1236544 = 1112²).

The spelling of 12310415503 in words is "twelve billion, three hundred ten million, four hundred fifteen thousand, five hundred three".