162011142 has 24 divisors (see below), whose sum is σ = 357649344. Its totient is φ = 52984464.

The previous prime is 162011141. The next prime is 162011147. The reversal of 162011142 is 241110261.

162011142 is a `hidden beast` number, since 1 + 620 + 1 + 1 + 1 + 42 = 666.

It is a super-2 number, since 2×162011142² = 52495220264288328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162011141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83958 + ... + 85865.

It is an arithmetic number, because the mean of its divisors is an integer number (14902056).

Almost surely, 2^162011142 is an apocalyptic number.

162011142 is an abundant number, since it is smaller than the sum of its proper divisors (195638202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162011142 is a wasteful number, since it uses less digits than its factorization.

162011142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169884 (or 169881 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 162011142 is about 12728.3597529297. The cubic root of 162011142 is about 545.1486753148.

The spelling of 162011142 in words is "one hundred sixty-two million, eleven thousand, one hundred forty-two".