16002953 has 2 divisors, whose sum is σ = 16002954. Its totient is φ = 16002952.

The previous prime is 16002949. The next prime is 16002971. The reversal of 16002953 is 35920061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12054784 + 3948169 = 3472^2 + 1987^2 .

It is a cyclic number.

It is not a de Polignac number, because 16002953 - 2² = 16002949 is a prime.

It is not a weakly prime, because it can be changed into another prime (16022953) 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, 8001476 + 8001477.

It is an arithmetic number, because the mean of its divisors is an integer number (8001477).

Almost surely, 2^16002953 is an apocalyptic number.

It is an amenable number.

16002953 is a deficient number, since it is larger than the sum of its proper divisors (1).

16002953 is an equidigital number, since it uses as much as digits as its factorization.

16002953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 16002953 is about 4000.3691079699. The cubic root of 16002953 is about 251.9997113039. Note that the first 3 decimals are identical.

The spelling of 16002953 in words is "sixteen million, two thousand, nine hundred fifty-three".