166303053 has 24 divisors (see below), whose sum is σ = 275603328. Its totient is φ = 94659552.

The previous prime is 166303043. The next prime is 166303073. The reversal of 166303053 is 350303661.

It is not a de Polignac number, because 166303053 - 2⁵ = 166303021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166303043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11551 + ... + 21587.

It is an arithmetic number, because the mean of its divisors is an integer number (11483472).

Almost surely, 2^166303053 is an apocalyptic number.

It is an amenable number.

166303053 is a deficient number, since it is larger than the sum of its proper divisors (109300275).

166303053 is a wasteful number, since it uses less digits than its factorization.

166303053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313 (or 10310 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 166303053 is about 12895.8541012218. The cubic root of 166303053 is about 549.9207081285.

It can be divided in two parts, 16630 and 3053, that added together give a 9-th power (19683 = 3⁹).

The spelling of 166303053 in words is "one hundred sixty-six million, three hundred three thousand, fifty-three".