16411403 has 2 divisors, whose sum is σ = 16411404. Its totient is φ = 16411402.

The previous prime is 16411393. The next prime is 16411411. The reversal of 16411403 is 30411461.

It is a strong prime.

It is an emirp because it is prime and its reverse (30411461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16411403 - 2⁸ = 16411147 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16414403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8205701 + 8205702.

It is an arithmetic number, because the mean of its divisors is an integer number (8205702).

Almost surely, 2^16411403 is an apocalyptic number.

16411403 is a deficient number, since it is larger than the sum of its proper divisors (1).

16411403 is an equidigital number, since it uses as much as digits as its factorization.

16411403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16411403 is about 4051.0989866948. The cubic root of 16411403 is about 254.1256895449.

Adding to 16411403 its reverse (30411461), we get a palindrome (46822864).

The spelling of 16411403 in words is "sixteen million, four hundred eleven thousand, four hundred three".