164166953 has 4 divisors (see below), whose sum is σ = 164200080. Its totient is φ = 164133828.

The previous prime is 164166929. The next prime is 164167001. The reversal of 164166953 is 359661461.

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.

It is a cyclic number.

It is not a de Polignac number, because 164166953 - 2¹⁸ = 163904809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 164166953.

It is not an unprimeable number, because it can be changed into a prime (164166913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7463 + ... + 19596.

It is an arithmetic number, because the mean of its divisors is an integer number (41050020).

Almost surely, 2^164166953 is an apocalyptic number.

It is an amenable number.

164166953 is a deficient number, since it is larger than the sum of its proper divisors (33127).

164166953 is an equidigital number, since it uses as much as digits as its factorization.

164166953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33126.

The product of its digits is 116640, while the sum is 41.

The square root of 164166953 is about 12812.7652362790. The cubic root of 164166953 is about 547.5560466105.

The spelling of 164166953 in words is "one hundred sixty-four million, one hundred sixty-six thousand, nine hundred fifty-three".