103231177784393 has 2 divisors, whose sum is σ = 103231177784394. Its totient is φ = 103231177784392.

The previous prime is 103231177784389. The next prime is 103231177784461. The reversal of 103231177784393 is 393487771132301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101650696346809 + 1580481437584 = 10082197^2 + 1257172^2 .

It is a cyclic number.

It is not a de Polignac number, because 103231177784393 - 2² = 103231177784389 is a prime.

It is not a weakly prime, because it can be changed into another prime (103231177784323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51615588892196 + 51615588892197.

It is an arithmetic number, because the mean of its divisors is an integer number (51615588892197).

Almost surely, 2^{103231177784393} is an apocalyptic number.

It is an amenable number.

103231177784393 is a deficient number, since it is larger than the sum of its proper divisors (1).

103231177784393 is an equidigital number, since it uses as much as digits as its factorization.

103231177784393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16003008, while the sum is 59.

The spelling of 103231177784393 in words is "one hundred three trillion, two hundred thirty-one billion, one hundred seventy-seven million, seven hundred eighty-four thousand, three hundred ninety-three".