102315043 has 2 divisors, whose sum is σ = 102315044. Its totient is φ = 102315042.

The previous prime is 102315011. The next prime is 102315067. The reversal of 102315043 is 340513201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102315043 - 2⁵ = 102315011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102315043.

It is not a weakly prime, because it can be changed into another prime (102315443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51157521 + 51157522.

It is an arithmetic number, because the mean of its divisors is an integer number (51157522).

Almost surely, 2^102315043 is an apocalyptic number.

102315043 is a deficient number, since it is larger than the sum of its proper divisors (1).

102315043 is an equidigital number, since it uses as much as digits as its factorization.

102315043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 102315043 is about 10115.0898661356. The cubic root of 102315043 is about 467.7134191001.

Adding to 102315043 its reverse (340513201), we get a palindrome (442828244).

The spelling of 102315043 in words is "one hundred two million, three hundred fifteen thousand, forty-three".