162427071 has 4 divisors (see below), whose sum is σ = 216569432. Its totient is φ = 108284712.

The previous prime is 162427051. The next prime is 162427093. The reversal of 162427071 is 170724261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 162427071 - 2⁶ = 162427007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162427021) 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 3 ways as a sum of consecutive naturals, for example, 27071176 + ... + 27071181.

It is an arithmetic number, because the mean of its divisors is an integer number (54142358).

Almost surely, 2^162427071 is an apocalyptic number.

162427071 is a deficient number, since it is larger than the sum of its proper divisors (54142361).

162427071 is an equidigital number, since it uses as much as digits as its factorization.

162427071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54142360.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 162427071 is about 12744.6879522411. The cubic root of 162427071 is about 545.6147942468.

The spelling of 162427071 in words is "one hundred sixty-two million, four hundred twenty-seven thousand, seventy-one".