1325001330 has 96 divisors (see below), whose sum is σ = 3498453504. Its totient is φ = 347897088.

The previous prime is 1325001323. The next prime is 1325001367. The reversal of 1325001330 is 331005231.

1325001330 is a `hidden beast` number, since 1 + 32 + 500 + 133 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2147182 + ... + 2147798.

It is an arithmetic number, because the mean of its divisors is an integer number (36442224).

Almost surely, 2^1325001330 is an apocalyptic number.

1325001330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1325001330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1749226752).

1325001330 is an abundant number, since it is smaller than the sum of its proper divisors (2173452174).

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

1325001330 is a wasteful number, since it uses less digits than its factorization.

1325001330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 957 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 1325001330 is about 36400.5677153530. The cubic root of 1325001330 is about 1098.3449850102.

Adding to 1325001330 its reverse (331005231), we get a palindrome (1656006561).

The spelling of 1325001330 in words is "one billion, three hundred twenty-five million, one thousand, three hundred thirty".