102115463 has 2 divisors, whose sum is σ = 102115464. Its totient is φ = 102115462.

The previous prime is 102115441. The next prime is 102115477. The reversal of 102115463 is 364511201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102115463 - 2⁸ = 102115207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102115483) 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, 51057731 + 51057732.

It is an arithmetic number, because the mean of its divisors is an integer number (51057732).

Almost surely, 2^102115463 is an apocalyptic number.

102115463 is a deficient number, since it is larger than the sum of its proper divisors (1).

102115463 is an equidigital number, since it uses as much as digits as its factorization.

102115463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 102115463 is about 10105.2195918743. The cubic root of 102115463 is about 467.4091073641.

Adding to 102115463 its reverse (364511201), we get a palindrome (466626664).

The spelling of 102115463 in words is "one hundred two million, one hundred fifteen thousand, four hundred sixty-three".