103330399 has 2 divisors, whose sum is σ = 103330400. Its totient is φ = 103330398.

The previous prime is 103330397. The next prime is 103330411. The reversal of 103330399 is 993033301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103330399 - 2¹ = 103330397 is a prime.

Together with 103330397, 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 103330399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103330391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51665199 + 51665200.

It is an arithmetic number, because the mean of its divisors is an integer number (51665200).

Almost surely, 2^103330399 is an apocalyptic number.

103330399 is a deficient number, since it is larger than the sum of its proper divisors (1).

103330399 is an equidigital number, since it uses as much as digits as its factorization.

103330399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6561, while the sum is 31.

The square root of 103330399 is about 10165.1561227558. The cubic root of 103330399 is about 469.2554970141.

The spelling of 103330399 in words is "one hundred three million, three hundred thirty thousand, three hundred ninety-nine".