162406545 has 16 divisors (see below), whose sum is σ = 296972160. Its totient is φ = 74242944.

The previous prime is 162406537. The next prime is 162406549. The reversal of 162406545 is 545604261.

It is not a de Polignac number, because 162406545 - 2³ = 162406537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (162406549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773260 + ... + 773469.

It is an arithmetic number, because the mean of its divisors is an integer number (18560760).

Almost surely, 2^162406545 is an apocalyptic number.

162406545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162406545 is a deficient number, since it is larger than the sum of its proper divisors (134565615).

162406545 is a wasteful number, since it uses less digits than its factorization.

162406545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546744.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 162406545 is about 12743.8826501188. The cubic root of 162406545 is about 545.5918100628.

The spelling of 162406545 in words is "one hundred sixty-two million, four hundred six thousand, five hundred forty-five".