1325859168 has 48 divisors (see below), whose sum is σ = 3482390016. Its totient is φ = 441697920.

The previous prime is 1325859167. The next prime is 1325859169. The reversal of 1325859168 is 8619585231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1325859167) and next prime (1325859169).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325859167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241413 + ... + 246843.

It is an arithmetic number, because the mean of its divisors is an integer number (72549792).

Almost surely, 2^1325859168 is an apocalyptic number.

It is an amenable number.

1325859168 is an abundant number, since it is smaller than the sum of its proper divisors (2156530848).

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

1325859168 is a wasteful number, since it uses less digits than its factorization.

1325859168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987 (or 7979 counting only the distinct ones).

The product of its digits is 518400, while the sum is 48.

The square root of 1325859168 is about 36412.3491140025. The cubic root of 1325859168 is about 1098.5819656034.

The spelling of 1325859168 in words is "one billion, three hundred twenty-five million, eight hundred fifty-nine thousand, one hundred sixty-eight".