1325124164 has 24 divisors (see below), whose sum is σ = 2854114368. Its totient is φ = 524224800.

The previous prime is 1325124161. The next prime is 1325124181. The reversal of 1325124164 is 4614215231.

It is not an unprimeable number, because it can be changed into a prime (1325124161) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1819862 + ... + 1820589.

It is an arithmetic number, because the mean of its divisors is an integer number (118921432).

Almost surely, 2^1325124164 is an apocalyptic number.

1325124164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1325124164 is an abundant number, since it is smaller than the sum of its proper divisors (1528990204).

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

1325124164 is a wasteful number, since it uses less digits than its factorization.

1325124164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640475 (or 3640473 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 1325124164 is about 36402.2549301551. The cubic root of 1325124164 is about 1098.3789245834.

Adding to 1325124164 its reverse (4614215231), we get a palindrome (5939339395).

The spelling of 1325124164 in words is "one billion, three hundred twenty-five million, one hundred twenty-four thousand, one hundred sixty-four".