1023234412393 has 2 divisors, whose sum is σ = 1023234412394. Its totient is φ = 1023234412392.

The previous prime is 1023234412391. The next prime is 1023234412427. The reversal of 1023234412393 is 3932144323201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 992500115049 + 30734297344 = 996243^2 + 175312^2 .

It is a cyclic number.

It is not a de Polignac number, because 1023234412393 - 2¹ = 1023234412391 is a prime.

Together with 1023234412391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1023234412391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511617206196 + 511617206197.

It is an arithmetic number, because the mean of its divisors is an integer number (511617206197).

Almost surely, 2^{1023234412393} is an apocalyptic number.

It is an amenable number.

1023234412393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023234412393 is an equidigital number, since it uses as much as digits as its factorization.

1023234412393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

Adding to 1023234412393 its reverse (3932144323201), we get a palindrome (4955378735594).

The spelling of 1023234412393 in words is "one trillion, twenty-three billion, two hundred thirty-four million, four hundred twelve thousand, three hundred ninety-three".