165103345 has 8 divisors (see below), whose sum is σ = 216135360. Its totient is φ = 120075120.

The previous prime is 165103327. The next prime is 165103349. The reversal of 165103345 is 543301561.

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

It is not a de Polignac number, because 165103345 - 2¹³ = 165095153 is a prime.

It is a super-2 number, since 2×165103345² = 54518229060378050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (165103349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500885 + ... + 1500994.

It is an arithmetic number, because the mean of its divisors is an integer number (27016920).

Almost surely, 2^165103345 is an apocalyptic number.

It is an amenable number.

165103345 is a deficient number, since it is larger than the sum of its proper divisors (51032015).

165103345 is a wasteful number, since it uses less digits than its factorization.

165103345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001895.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 165103345 is about 12849.2546476440. The cubic root of 165103345 is about 548.5951419167.

The spelling of 165103345 in words is "one hundred sixty-five million, one hundred three thousand, three hundred forty-five".