102404234032543 has 2 divisors, whose sum is σ = 102404234032544. Its totient is φ = 102404234032542.

The previous prime is 102404234032537. The next prime is 102404234032567. The reversal of 102404234032543 is 345230432404201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102404234032543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102404534032543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51202117016271 + 51202117016272.

It is an arithmetic number, because the mean of its divisors is an integer number (51202117016272).

Almost surely, 2^{102404234032543} is an apocalyptic number.

102404234032543 is a deficient number, since it is larger than the sum of its proper divisors (1).

102404234032543 is an equidigital number, since it uses as much as digits as its factorization.

102404234032543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 37.

Adding to 102404234032543 its reverse (345230432404201), we get a palindrome (447634666436744).

The spelling of 102404234032543 in words is "one hundred two trillion, four hundred four billion, two hundred thirty-four million, thirty-two thousand, five hundred forty-three".