102804679 has 2 divisors, whose sum is σ = 102804680. Its totient is φ = 102804678.

The previous prime is 102804677. The next prime is 102804707. The reversal of 102804679 is 976408201.

It is a weak prime.

It is an emirp because it is prime and its reverse (976408201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102804679 - 2¹ = 102804677 is a prime.

Together with 102804677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102804673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51402339 + 51402340.

It is an arithmetic number, because the mean of its divisors is an integer number (51402340).

Almost surely, 2^102804679 is an apocalyptic number.

102804679 is a deficient number, since it is larger than the sum of its proper divisors (1).

102804679 is an equidigital number, since it uses as much as digits as its factorization.

102804679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 102804679 is about 10139.2642237985. The cubic root of 102804679 is about 468.4583241685.

The spelling of 102804679 in words is "one hundred two million, eight hundred four thousand, six hundred seventy-nine".