16988141 has 2 divisors, whose sum is σ = 16988142. Its totient is φ = 16988140.

The previous prime is 16988131. The next prime is 16988149. The reversal of 16988141 is 14188961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10465225 + 6522916 = 3235^2 + 2554^2 .

It is an emirp because it is prime and its reverse (14188961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16988141 - 2⁶ = 16988077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16988095 and 16988104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16988149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8494070 + 8494071.

It is an arithmetic number, because the mean of its divisors is an integer number (8494071).

Almost surely, 2^16988141 is an apocalyptic number.

It is an amenable number.

16988141 is a deficient number, since it is larger than the sum of its proper divisors (1).

16988141 is an equidigital number, since it uses as much as digits as its factorization.

16988141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 38.

The square root of 16988141 is about 4121.6672597385. The cubic root of 16988141 is about 257.0683552980.

The spelling of 16988141 in words is "sixteen million, nine hundred eighty-eight thousand, one hundred forty-one".