165303141 has 4 divisors (see below), whose sum is σ = 220404192. Its totient is φ = 110202092.

The previous prime is 165303119. The next prime is 165303143. The reversal of 165303141 is 141303561.

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 165303141 - 2⁶ = 165303077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165303143) 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, 27550521 + ... + 27550526.

It is an arithmetic number, because the mean of its divisors is an integer number (55101048).

Almost surely, 2^165303141 is an apocalyptic number.

It is an amenable number.

165303141 is a deficient number, since it is larger than the sum of its proper divisors (55101051).

165303141 is an equidigital number, since it uses as much as digits as its factorization.

165303141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55101050.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 165303141 is about 12857.0269113820. The cubic root of 165303141 is about 548.8163426275.

The spelling of 165303141 in words is "one hundred sixty-five million, three hundred three thousand, one hundred forty-one".