16035121 has 2 divisors, whose sum is σ = 16035122. Its totient is φ = 16035120.

The previous prime is 16035109. The next prime is 16035133. The reversal of 16035121 is 12153061.

It is a balanced prime because it is at equal distance from previous prime (16035109) and next prime (16035133).

It can be written as a sum of positive squares in only one way, i.e., 11128896 + 4906225 = 3336^2 + 2215^2 .

It is an emirp because it is prime and its reverse (12153061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16035121 is a prime.

It is not a weakly prime, because it can be changed into another prime (16035101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8017560 + 8017561.

It is an arithmetic number, because the mean of its divisors is an integer number (8017561).

Almost surely, 2^16035121 is an apocalyptic number.

It is an amenable number.

16035121 is a deficient number, since it is larger than the sum of its proper divisors (1).

16035121 is an equidigital number, since it uses as much as digits as its factorization.

16035121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 16035121 is about 4004.3877184908. The cubic root of 16035121 is about 252.1684489360.

Adding to 16035121 its reverse (12153061), we get a palindrome (28188182).

It can be divided in two parts, 1603 and 5121, that added together give a square (6724 = 82²).

The spelling of 16035121 in words is "sixteen million, thirty-five thousand, one hundred twenty-one".