1329005124 has 48 divisors (see below), whose sum is σ = 3648254400. Its totient is φ = 416942208.

The previous prime is 1329005081. The next prime is 1329005131. The reversal of 1329005124 is 4215009231.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 15 ways as a sum of consecutive naturals, for example, 360094 + ... + 363765.

It is an arithmetic number, because the mean of its divisors is an integer number (76005300).

Almost surely, 2^1329005124 is an apocalyptic number.

It is an amenable number.

1329005124 is an abundant number, since it is smaller than the sum of its proper divisors (2319249276).

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

1329005124 is a wasteful number, since it uses less digits than its factorization.

1329005124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723889 (or 723881 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1329005124 is about 36455.5225446022. The cubic root of 1329005124 is about 1099.4501726013.

The spelling of 1329005124 in words is "one billion, three hundred twenty-nine million, five thousand, one hundred twenty-four".