93436123409 has 2 divisors, whose sum is σ = 93436123410. Its totient is φ = 93436123408.

The previous prime is 93436123393. The next prime is 93436123411. The reversal of 93436123409 is 90432163439.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93209921809 + 226201600 = 305303^2 + 15040^2 .

It is a cyclic number.

It is not a de Polignac number, because 93436123409 - 2⁴ = 93436123393 is a prime.

Together with 93436123411, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93436123409.

It is not a weakly prime, because it can be changed into another prime (93436123499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46718061704 + 46718061705.

It is an arithmetic number, because the mean of its divisors is an integer number (46718061705).

Almost surely, 2^93436123409 is an apocalyptic number.

It is an amenable number.

93436123409 is a deficient number, since it is larger than the sum of its proper divisors (1).

93436123409 is an equidigital number, since it uses as much as digits as its factorization.

93436123409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 44.

The spelling of 93436123409 in words is "ninety-three billion, four hundred thirty-six million, one hundred twenty-three thousand, four hundred nine".