1332909540 has 48 divisors (see below), whose sum is σ = 4146831360. Its totient is φ = 355442400.

The previous prime is 1332909493. The next prime is 1332909551. The reversal of 1332909540 is 459092331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1332909495 and 1332909504.

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 15 ways as a sum of consecutive naturals, for example, 1233636 + ... + 1234715.

It is an arithmetic number, because the mean of its divisors is an integer number (86392320).

Almost surely, 2^1332909540 is an apocalyptic number.

1332909540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1332909540 is an abundant number, since it is smaller than the sum of its proper divisors (2813921820).

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

1332909540 is a wasteful number, since it uses less digits than its factorization.

1332909540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468369 (or 2468361 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 1332909540 is about 36509.0336766121. The cubic root of 1332909540 is about 1100.5257927117.

The spelling of 1332909540 in words is "one billion, three hundred thirty-two million, nine hundred nine thousand, five hundred forty".