103430412991 has 2 divisors, whose sum is σ = 103430412992. Its totient is φ = 103430412990.

The previous prime is 103430412989. The next prime is 103430413013. The reversal of 103430412991 is 199214034301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103430412991 - 2¹ = 103430412989 is a prime.

Together with 103430412989, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 103430412991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103430412191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51715206495 + 51715206496.

It is an arithmetic number, because the mean of its divisors is an integer number (51715206496).

Almost surely, 2^103430412991 is an apocalyptic number.

103430412991 is a deficient number, since it is larger than the sum of its proper divisors (1).

103430412991 is an equidigital number, since it uses as much as digits as its factorization.

103430412991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 103430412991 in words is "one hundred three billion, four hundred thirty million, four hundred twelve thousand, nine hundred ninety-one".