1512316303 has 2 divisors, whose sum is σ = 1512316304. Its totient is φ = 1512316302.

The previous prime is 1512316301. The next prime is 1512316319. The reversal of 1512316303 is 3036132151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1512316303 - 2¹ = 1512316301 is a prime.

Together with 1512316301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1512316301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756158151 + 756158152.

It is an arithmetic number, because the mean of its divisors is an integer number (756158152).

Almost surely, 2^1512316303 is an apocalyptic number.

1512316303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512316303 is an equidigital number, since it uses as much as digits as its factorization.

1512316303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 1512316303 is about 38888.5111954675. The cubic root of 1512316303 is about 1147.8387392513.

Adding to 1512316303 its reverse (3036132151), we get a palindrome (4548448454).

The spelling of 1512316303 in words is "one billion, five hundred twelve million, three hundred sixteen thousand, three hundred three".