1330540144 has 20 divisors (see below), whose sum is σ = 2587731696. Its totient is φ = 662738432.

The previous prime is 1330540073. The next prime is 1330540163. The reversal of 1330540144 is 4410450331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153889 + ... + 162304.

Almost surely, 2^1330540144 is an apocalyptic number.

It is an amenable number.

1330540144 is a deficient number, since it is larger than the sum of its proper divisors (1257191552).

1330540144 is a wasteful number, since it uses less digits than its factorization.

1330540144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316464 (or 316458 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1330540144 is about 36476.5697948697. The cubic root of 1330540144 is about 1099.8733033141.

Adding to 1330540144 its reverse (4410450331), we get a palindrome (5740990475).

The spelling of 1330540144 in words is "one billion, three hundred thirty million, five hundred forty thousand, one hundred forty-four".