16000253 has 2 divisors, whose sum is σ = 16000254. Its totient is φ = 16000252.

The previous prime is 16000211. The next prime is 16000277. The reversal of 16000253 is 35200061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14455204 + 1545049 = 3802^2 + 1243^2 .

It is a cyclic number.

It is not a de Polignac number, because 16000253 - 2⁶ = 16000189 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16020253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8000126 + 8000127.

It is an arithmetic number, because the mean of its divisors is an integer number (8000127).

Almost surely, 2^16000253 is an apocalyptic number.

It is an amenable number.

16000253 is a deficient number, since it is larger than the sum of its proper divisors (1).

16000253 is an equidigital number, since it uses as much as digits as its factorization.

16000253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 16000253 is about 4000.0316248750. The cubic root of 16000253 is about 251.9855381387.

The spelling of 16000253 in words is "sixteen million, two hundred fifty-three", and thus it is an aban number.