165003355 has 8 divisors (see below), whose sum is σ = 216004464. Its totient is φ = 120002400.

The previous prime is 165003337. The next prime is 165003407. The reversal of 165003355 is 553300561.

It is a happy number.

165003355 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 165003355 - 2¹³ = 164995163 is a prime.

It is a super-2 number, since 2×165003355² = 54452214322512050, which contains 22 as substring.

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, 1499976 + ... + 1500085.

It is an arithmetic number, because the mean of its divisors is an integer number (27000558).

Almost surely, 2^165003355 is an apocalyptic number.

165003355 is a deficient number, since it is larger than the sum of its proper divisors (51001109).

165003355 is a wasteful number, since it uses less digits than its factorization.

165003355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000077.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 165003355 is about 12845.3631711992. The cubic root of 165003355 is about 548.4843726981.

The spelling of 165003355 in words is "one hundred sixty-five million, three thousand, three hundred fifty-five".