1533162144 has 48 divisors (see below), whose sum is σ = 4029117120. Its totient is φ = 510474240.

The previous prime is 1533162131. The next prime is 1533162151. The reversal of 1533162144 is 4412613351.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80589 + ... + 97779.

It is an arithmetic number, because the mean of its divisors is an integer number (83939940).

Almost surely, 2^1533162144 is an apocalyptic number.

It is an amenable number.

1533162144 is an abundant number, since it is smaller than the sum of its proper divisors (2495954976).

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

1533162144 is a wasteful number, since it uses less digits than its factorization.

1533162144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18133 (or 18125 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 1533162144 is about 39155.6144633180. The cubic root of 1533162144 is about 1153.0886458615.

Adding to 1533162144 its reverse (4412613351), we get a palindrome (5945775495).

The spelling of 1533162144 in words is "one billion, five hundred thirty-three million, one hundred sixty-two thousand, one hundred forty-four".