1325903612 has 24 divisors (see below), whose sum is σ = 2532351360. Its totient is φ = 602426160.

The previous prime is 1325903603. The next prime is 1325903641. The reversal of 1325903612 is 2163095231.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 130583 + ... + 140369.

It is an arithmetic number, because the mean of its divisors is an integer number (105514640).

Almost surely, 2^1325903612 is an apocalyptic number.

It is an amenable number.

1325903612 is a deficient number, since it is larger than the sum of its proper divisors (1206447748).

1325903612 is a wasteful number, since it uses less digits than its factorization.

1325903612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12881 (or 12879 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1325903612 is about 36412.9593963468. The cubic root of 1325903612 is about 1098.5942406204.

Adding to 1325903612 its reverse (2163095231), we get a palindrome (3488998843).

The spelling of 1325903612 in words is "one billion, three hundred twenty-five million, nine hundred three thousand, six hundred twelve".