165063351 has 4 divisors (see below), whose sum is σ = 220084472. Its totient is φ = 110042232.

The previous prime is 165063307. The next prime is 165063383. The reversal of 165063351 is 153360561.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 165063351 - 2¹⁴ = 165046967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165064351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27510556 + ... + 27510561.

It is an arithmetic number, because the mean of its divisors is an integer number (55021118).

Almost surely, 2^165063351 is an apocalyptic number.

165063351 is a deficient number, since it is larger than the sum of its proper divisors (55021121).

165063351 is an equidigital number, since it uses as much as digits as its factorization.

165063351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55021120.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 165063351 is about 12847.6982763451. The cubic root of 165063351 is about 548.5508418129.

The spelling of 165063351 in words is "one hundred sixty-five million, sixty-three thousand, three hundred fifty-one".