409380103 has 4 divisors (see below), whose sum is σ = 446596488. Its totient is φ = 372163720.

The previous prime is 409380091. The next prime is 409380113. The reversal of 409380103 is 301083904.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-409380103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409380113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18608176 + ... + 18608197.

It is an arithmetic number, because the mean of its divisors is an integer number (111649122).

Almost surely, 2^409380103 is an apocalyptic number.

409380103 is a deficient number, since it is larger than the sum of its proper divisors (37216385).

409380103 is a wasteful number, since it uses less digits than its factorization.

409380103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37216384.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 409380103 is about 20233.1436756625. The cubic root of 409380103 is about 742.5212896585.

The spelling of 409380103 in words is "four hundred nine million, three hundred eighty thousand, one hundred three".