16971153 has 4 divisors (see below), whose sum is σ = 22628208. Its totient is φ = 11314100.

The previous prime is 16971133. The next prime is 16971179. The reversal of 16971153 is 35117961.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35117961 = 3 ⋅11705987.

It is a cyclic number.

It is not a de Polignac number, because 16971153 - 2⁵ = 16971121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16971133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2828523 + ... + 2828528.

It is an arithmetic number, because the mean of its divisors is an integer number (5657052).

Almost surely, 2^16971153 is an apocalyptic number.

It is an amenable number.

16971153 is a deficient number, since it is larger than the sum of its proper divisors (5657055).

16971153 is an equidigital number, since it uses as much as digits as its factorization.

16971153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657054.

The product of its digits is 5670, while the sum is 33.

The square root of 16971153 is about 4119.6059277557. The cubic root of 16971153 is about 256.9826379788.

It can be divided in two parts, 1697 and 1153, that added together give a triangular number (2850 = T₇₅).

The spelling of 16971153 in words is "sixteen million, nine hundred seventy-one thousand, one hundred fifty-three".