102968279 has 2 divisors, whose sum is σ = 102968280. Its totient is φ = 102968278.

The previous prime is 102968237. The next prime is 102968287. The reversal of 102968279 is 972869201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102968279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102968209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51484139 + 51484140.

It is an arithmetic number, because the mean of its divisors is an integer number (51484140).

Almost surely, 2^102968279 is an apocalyptic number.

102968279 is a deficient number, since it is larger than the sum of its proper divisors (1).

102968279 is an equidigital number, since it uses as much as digits as its factorization.

102968279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 102968279 is about 10147.3286632493. The cubic root of 102968279 is about 468.7066888813.

The spelling of 102968279 in words is "one hundred two million, nine hundred sixty-eight thousand, two hundred seventy-nine".