1523316043 has 2 divisors, whose sum is σ = 1523316044. Its totient is φ = 1523316042.

The previous prime is 1523316007. The next prime is 1523316061. The reversal of 1523316043 is 3406133251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1523316043 - 2⁹ = 1523315531 is a prime.

It is a super-2 number, since 2×1523316043² = 4640983533722355698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1523326043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761658021 + 761658022.

It is an arithmetic number, because the mean of its divisors is an integer number (761658022).

Almost surely, 2^1523316043 is an apocalyptic number.

1523316043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1523316043 is an equidigital number, since it uses as much as digits as its factorization.

1523316043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 1523316043 is about 39029.6815641634. The cubic root of 1523316043 is about 1150.6149308594.

Adding to 1523316043 its reverse (3406133251), we get a palindrome (4929449294).

The spelling of 1523316043 in words is "one billion, five hundred twenty-three million, three hundred sixteen thousand, forty-three".