162071542 has 4 divisors (see below), whose sum is σ = 243107316. Its totient is φ = 81035770.

The previous prime is 162071537. The next prime is 162071543. The reversal of 162071542 is 245170261.

162071542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 162071542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162071543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40517884 + ... + 40517887.

It is an arithmetic number, because the mean of its divisors is an integer number (60776829).

Almost surely, 2^162071542 is an apocalyptic number.

162071542 is a deficient number, since it is larger than the sum of its proper divisors (81035774).

162071542 is an equidigital number, since it uses as much as digits as its factorization.

162071542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81035773.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 162071542 is about 12730.7321863277. The cubic root of 162071542 is about 545.2164132258.

The spelling of 162071542 in words is "one hundred sixty-two million, seventy-one thousand, five hundred forty-two".