103430413921 has 2 divisors, whose sum is σ = 103430413922. Its totient is φ = 103430413920.

The previous prime is 103430413901. The next prime is 103430413973. The reversal of 103430413921 is 129314034301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101337808896 + 2092605025 = 318336^2 + 45745^2 .

It is a cyclic number.

It is not a de Polignac number, because 103430413921 - 2¹¹ = 103430411873 is a prime.

It is not a weakly prime, because it can be changed into another prime (103430413901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51715206960 + 51715206961.

It is an arithmetic number, because the mean of its divisors is an integer number (51715206961).

Almost surely, 2^103430413921 is an apocalyptic number.

It is an amenable number.

103430413921 is a deficient number, since it is larger than the sum of its proper divisors (1).

103430413921 is an equidigital number, since it uses as much as digits as its factorization.

103430413921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 103430413921 in words is "one hundred three billion, four hundred thirty million, four hundred thirteen thousand, nine hundred twenty-one".