16552253 has 2 divisors, whose sum is σ = 16552254. Its totient is φ = 16552252.

The previous prime is 16552241. The next prime is 16552267. The reversal of 16552253 is 35225561.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16176484 + 375769 = 4022^2 + 613^2 .

It is a cyclic number.

It is not a de Polignac number, because 16552253 - 2⁶ = 16552189 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 (16552213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8276126 + 8276127.

It is an arithmetic number, because the mean of its divisors is an integer number (8276127).

Almost surely, 2^16552253 is an apocalyptic number.

It is an amenable number.

16552253 is a deficient number, since it is larger than the sum of its proper divisors (1).

16552253 is an equidigital number, since it uses as much as digits as its factorization.

16552253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 29.

The square root of 16552253 is about 4068.4460178304. The cubic root of 16552253 is about 254.8506263451.

The spelling of 16552253 in words is "sixteen million, five hundred fifty-two thousand, two hundred fifty-three".