315341223403 has 2 divisors, whose sum is σ = 315341223404. Its totient is φ = 315341223402.

The previous prime is 315341223383. The next prime is 315341223409. The reversal of 315341223403 is 304322143513.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (304322143513) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315341223403 is a prime.

It is not a weakly prime, because it can be changed into another prime (315341223409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157670611701 + 157670611702.

It is an arithmetic number, because the mean of its divisors is an integer number (157670611702).

Almost surely, 2^315341223403 is an apocalyptic number.

315341223403 is a deficient number, since it is larger than the sum of its proper divisors (1).

315341223403 is an equidigital number, since it uses as much as digits as its factorization.

315341223403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 315341223403 its reverse (304322143513), we get a palindrome (619663366916).

The spelling of 315341223403 in words is "three hundred fifteen billion, three hundred forty-one million, two hundred twenty-three thousand, four hundred three".