164203465 has 8 divisors (see below), whose sum is σ = 199418688. Its totient is φ = 129779760.

The previous prime is 164203439. The next prime is 164203511. The reversal of 164203465 is 564302461.

164203465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 164203465 - 2⁵ = 164203433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197421 + ... + 198250.

It is an arithmetic number, because the mean of its divisors is an integer number (24927336).

Almost surely, 2^164203465 is an apocalyptic number.

It is an amenable number.

164203465 is a deficient number, since it is larger than the sum of its proper divisors (35215223).

164203465 is an equidigital number, since it uses as much as digits as its factorization.

164203465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395759.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 164203465 is about 12814.1899861052. The cubic root of 164203465 is about 547.5966371679.

The spelling of 164203465 in words is "one hundred sixty-four million, two hundred three thousand, four hundred sixty-five".