1324042540 has 12 divisors (see below), whose sum is σ = 2780489376. Its totient is φ = 529617008.

The previous prime is 1324042471. The next prime is 1324042567. The reversal of 1324042540 is 452404231.

It is a happy number.

It is a super-3 number, since 3×1324042540³ (a number of 28 digits) contains 333 as substring.

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, 33101044 + ... + 33101083.

It is an arithmetic number, because the mean of its divisors is an integer number (231707448).

Almost surely, 2^1324042540 is an apocalyptic number.

1324042540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324042540 is an abundant number, since it is smaller than the sum of its proper divisors (1456446836).

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

1324042540 is a wasteful number, since it uses less digits than its factorization.

1324042540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66202136 (or 66202134 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1324042540 is about 36387.3953450917. The cubic root of 1324042540 is about 1098.0799950123.

Adding to 1324042540 its reverse (452404231), we get a palindrome (1776446771).

The spelling of 1324042540 in words is "one billion, three hundred twenty-four million, forty-two thousand, five hundred forty".