165246413 has 8 divisors (see below), whose sum is σ = 168078240. Its totient is φ = 162438640.

The previous prime is 165246391. The next prime is 165246427. The reversal of 165246413 is 314642561.

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

It is a cyclic number.

It is not a de Polignac number, because 165246413 - 2⁶ = 165246349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165246413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165246493) 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 7 ways as a sum of consecutive naturals, for example, 8123 + ... + 19911.

It is an arithmetic number, because the mean of its divisors is an integer number (21009780).

Almost surely, 2^165246413 is an apocalyptic number.

It is an amenable number.

165246413 is a deficient number, since it is larger than the sum of its proper divisors (2831827).

165246413 is a wasteful number, since it uses less digits than its factorization.

165246413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12027.

The product of its digits is 17280, while the sum is 32.

The square root of 165246413 is about 12854.8206132952. The cubic root of 165246413 is about 548.7535553238.

Adding to 165246413 its reverse (314642561), we get a palindrome (479888974).

The spelling of 165246413 in words is "one hundred sixty-five million, two hundred forty-six thousand, four hundred thirteen".