102448319 has 2 divisors, whose sum is σ = 102448320. Its totient is φ = 102448318.

The previous prime is 102448303. The next prime is 102448349. The reversal of 102448319 is 913844201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102448319 - 2⁴ = 102448303 is a prime.

It is a super-2 number, since 2×102448319² = 20991316131851522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102448349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51224159 + 51224160.

It is an arithmetic number, because the mean of its divisors is an integer number (51224160).

Almost surely, 2^102448319 is an apocalyptic number.

102448319 is a deficient number, since it is larger than the sum of its proper divisors (1).

102448319 is an equidigital number, since it uses as much as digits as its factorization.

102448319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 102448319 is about 10121.6757011870. The cubic root of 102448319 is about 467.9164127996.

The spelling of 102448319 in words is "one hundred two million, four hundred forty-eight thousand, three hundred nineteen".