102628679 has 2 divisors, whose sum is σ = 102628680. Its totient is φ = 102628678.

The previous prime is 102628637. The next prime is 102628727. The reversal of 102628679 is 976826201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102628679 - 2²⁴ = 85851463 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102628579) 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, 51314339 + 51314340.

It is an arithmetic number, because the mean of its divisors is an integer number (51314340).

Almost surely, 2^102628679 is an apocalyptic number.

102628679 is a deficient number, since it is larger than the sum of its proper divisors (1).

102628679 is an equidigital number, since it uses as much as digits as its factorization.

102628679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 102628679 is about 10130.5813752223. The cubic root of 102628679 is about 468.1908403635.

The spelling of 102628679 in words is "one hundred two million, six hundred twenty-eight thousand, six hundred seventy-nine".