18062101 has 2 divisors, whose sum is σ = 18062102. Its totient is φ = 18062100.

The previous prime is 18062087. The next prime is 18062111. The reversal of 18062101 is 10126081.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18054001 + 8100 = 4249^2 + 90^2 .

It is a cyclic number.

It is not a de Polignac number, because 18062101 - 2¹³ = 18053909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18062111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9031050 + 9031051.

It is an arithmetic number, because the mean of its divisors is an integer number (9031051).

Almost surely, 2^18062101 is an apocalyptic number.

It is an amenable number.

18062101 is a deficient number, since it is larger than the sum of its proper divisors (1).

18062101 is an equidigital number, since it uses as much as digits as its factorization.

18062101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 18062101 is about 4249.9530585643. The cubic root of 18062101 is about 262.3751835930.

Adding to 18062101 its reverse (10126081), we get a palindrome (28188182).

The spelling of 18062101 in words is "eighteen million, sixty-two thousand, one hundred one".