16893901 has 2 divisors, whose sum is σ = 16893902. Its totient is φ = 16893900.

The previous prime is 16893893. The next prime is 16893911. The reversal of 16893901 is 10939861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16402500 + 491401 = 4050^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 16893901 - 2³ = 16893893 is a prime.

It is equal to p_1084879 and since 16893901 and 1084879 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16893911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8446950 + 8446951.

It is an arithmetic number, because the mean of its divisors is an integer number (8446951).

Almost surely, 2^16893901 is an apocalyptic number.

It is an amenable number.

16893901 is a deficient number, since it is larger than the sum of its proper divisors (1).

16893901 is an equidigital number, since it uses as much as digits as its factorization.

16893901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 16893901 is about 4110.2190939170. The cubic root of 16893901 is about 256.5921199897.

The spelling of 16893901 in words is "sixteen million, eight hundred ninety-three thousand, nine hundred one".