1516323463 has 2 divisors, whose sum is σ = 1516323464. Its totient is φ = 1516323462.

The previous prime is 1516323433. The next prime is 1516323509. The reversal of 1516323463 is 3643236151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1516323463 - 2¹³ = 1516315271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1516323433) 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 as a sum of consecutive naturals, namely, 758161731 + 758161732.

It is an arithmetic number, because the mean of its divisors is an integer number (758161732).

Almost surely, 2^1516323463 is an apocalyptic number.

1516323463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516323463 is an equidigital number, since it uses as much as digits as its factorization.

1516323463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

The square root of 1516323463 is about 38939.9982408834. The cubic root of 1516323463 is about 1148.8516483831.

The spelling of 1516323463 in words is "one billion, five hundred sixteen million, three hundred twenty-three thousand, four hundred sixty-three".