1152003020144 has 20 divisors (see below), whose sum is σ = 2232045901824. Its totient is φ = 575991174528.

The previous prime is 1152003020131. The next prime is 1152003020171. The reversal of 1152003020144 is 4410203002511.

It is a super-2 number, since 2×1152003020144² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317084 + ... + 1550660.

Almost surely, 2^{1152003020144} is an apocalyptic number.

It is an amenable number.

1152003020144 is a deficient number, since it is larger than the sum of its proper divisors (1080042881680).

1152003020144 is a wasteful number, since it uses less digits than its factorization.

1152003020144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291952 (or 1291946 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 1152003020144 its reverse (4410203002511), we get a palindrome (5562206022655).

The spelling of 1152003020144 in words is "one trillion, one hundred fifty-two billion, three million, twenty thousand, one hundred forty-four".