102340024393 has 2 divisors, whose sum is σ = 102340024394. Its totient is φ = 102340024392.

The previous prime is 102340024363. The next prime is 102340024399. The reversal of 102340024393 is 393420043201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88713431104 + 13626593289 = 297848^2 + 116733^2 .

It is an emirp because it is prime and its reverse (393420043201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102340024393 is a prime.

It is not a weakly prime, because it can be changed into another prime (102340024399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51170012196 + 51170012197.

It is an arithmetic number, because the mean of its divisors is an integer number (51170012197).

Almost surely, 2^102340024393 is an apocalyptic number.

It is an amenable number.

102340024393 is a deficient number, since it is larger than the sum of its proper divisors (1).

102340024393 is an equidigital number, since it uses as much as digits as its factorization.

102340024393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 102340024393 its reverse (393420043201), we get a palindrome (495760067594).

The spelling of 102340024393 in words is "one hundred two billion, three hundred forty million, twenty-four thousand, three hundred ninety-three".