1155006162 has 64 divisors (see below), whose sum is σ = 2767766400. Its totient is φ = 355829760.

The previous prime is 1155006161. The next prime is 1155006173. The reversal of 1155006162 is 2616005511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1155006161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28338 + ... + 55794.

It is an arithmetic number, because the mean of its divisors is an integer number (43246350).

Almost surely, 2^1155006162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1155006162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1383883200).

1155006162 is an abundant number, since it is smaller than the sum of its proper divisors (1612760238).

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

1155006162 is a wasteful number, since it uses less digits than its factorization.

1155006162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27528 (or 27522 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1155006162 is about 33985.3815926789. The cubic root of 1155006162 is about 1049.2076144192.

The spelling of 1155006162 in words is "one billion, one hundred fifty-five million, six thousand, one hundred sixty-two".