162866541 has 8 divisors (see below), whose sum is σ = 217221984. Its totient is φ = 108544400.

The previous prime is 162866531. The next prime is 162866549. The reversal of 162866541 is 145668261.

It is a happy number.

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 162866541 - 2⁹ = 162866029 is a prime.

It is a zygodrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 162866541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162866549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7255 + ... + 19451.

It is an arithmetic number, because the mean of its divisors is an integer number (27152748).

Almost surely, 2^162866541 is an apocalyptic number.

It is an amenable number.

162866541 is a deficient number, since it is larger than the sum of its proper divisors (54355443).

162866541 is a wasteful number, since it uses less digits than its factorization.

162866541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16651.

The product of its digits is 69120, while the sum is 39.

The square root of 162866541 is about 12761.9176066922. The cubic root of 162866541 is about 546.1064311031.

The spelling of 162866541 in words is "one hundred sixty-two million, eight hundred sixty-six thousand, five hundred forty-one".