16018801 has 2 divisors, whose sum is σ = 16018802. Its totient is φ = 16018800.

The previous prime is 16018781. The next prime is 16018813. The reversal of 16018801 is 10881061.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14861025 + 1157776 = 3855^2 + 1076^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16018801 is a prime.

It is not a weakly prime, because it can be changed into another prime (16018861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8009400 + 8009401.

It is an arithmetic number, because the mean of its divisors is an integer number (8009401).

Almost surely, 2^16018801 is an apocalyptic number.

It is an amenable number.

16018801 is a deficient number, since it is larger than the sum of its proper divisors (1).

16018801 is an equidigital number, since it uses as much as digits as its factorization.

16018801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 25.

The square root of 16018801 is about 4002.3494350194. The cubic root of 16018801 is about 252.0828704102.

Adding to 16018801 its reverse (10881061), we get a palindrome (26899862).

The spelling of 16018801 in words is "sixteen million, eighteen thousand, eight hundred one".