409981003 has 8 divisors (see below), whose sum is σ = 428561568. Its totient is φ = 391463424.

The previous prime is 409980971. The next prime is 409981043. The reversal of 409981003 is 300189904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 409981003 - 2⁵ = 409980971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 409981003.

It is not an unprimeable number, because it can be changed into a prime (409981043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2176 + ... + 28717.

It is an arithmetic number, because the mean of its divisors is an integer number (53570196).

Almost surely, 2^409981003 is an apocalyptic number.

409981003 is a deficient number, since it is larger than the sum of its proper divisors (18580565).

409981003 is a wasteful number, since it uses less digits than its factorization.

409981003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31493.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 409981003 is about 20247.9876284040. The cubic root of 409981003 is about 742.8844101519.

The spelling of 409981003 in words is "four hundred nine million, nine hundred eighty-one thousand, three".