162445543 has 8 divisors (see below), whose sum is σ = 175921200. Its totient is φ = 149109888.

The previous prime is 162445541. The next prime is 162445553. The reversal of 162445543 is 345544261.

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 162445543 - 2¹ = 162445541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162445499 and 162445508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162445541) 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, 32578 + ... + 37231.

It is an arithmetic number, because the mean of its divisors is an integer number (21990150).

Almost surely, 2^162445543 is an apocalyptic number.

162445543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

162445543 is a deficient number, since it is larger than the sum of its proper divisors (13475657).

162445543 is a wasteful number, since it uses less digits than its factorization.

162445543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70001.

The product of its digits is 57600, while the sum is 34.

The square root of 162445543 is about 12745.4126257254. The cubic root of 162445543 is about 545.6354767894.

The spelling of 162445543 in words is "one hundred sixty-two million, four hundred forty-five thousand, five hundred forty-three".