102758923193 has 2 divisors, whose sum is σ = 102758923194. Its totient is φ = 102758923192.

The previous prime is 102758923151. The next prime is 102758923237. The reversal of 102758923193 is 391329857201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102689484304 + 69438889 = 320452^2 + 8333^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102758923193 is a prime.

It is not a weakly prime, because it can be changed into another prime (102758923123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51379461596 + 51379461597.

It is an arithmetic number, because the mean of its divisors is an integer number (51379461597).

Almost surely, 2^102758923193 is an apocalyptic number.

It is an amenable number.

102758923193 is a deficient number, since it is larger than the sum of its proper divisors (1).

102758923193 is an equidigital number, since it uses as much as digits as its factorization.

102758923193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 102758923193 in words is "one hundred two billion, seven hundred fifty-eight million, nine hundred twenty-three thousand, one hundred ninety-three".