1325414666 has 32 divisors (see below), whose sum is σ = 2117664000. Its totient is φ = 620972352.

The previous prime is 1325414599. The next prime is 1325414687. The reversal of 1325414666 is 6664145231.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1542545 + ... + 1543403.

It is an arithmetic number, because the mean of its divisors is an integer number (66177000).

Almost surely, 2^1325414666 is an apocalyptic number.

1325414666 is a deficient number, since it is larger than the sum of its proper divisors (792249334).

1325414666 is a wasteful number, since it uses less digits than its factorization.

1325414666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646.

The product of its digits is 103680, while the sum is 38.

The square root of 1325414666 is about 36406.2448763945. The cubic root of 1325414666 is about 1098.4591832160.

Adding to 1325414666 its reverse (6664145231), we get a palindrome (7989559897).

The spelling of 1325414666 in words is "one billion, three hundred twenty-five million, four hundred fourteen thousand, six hundred sixty-six".