1325089806 has 64 divisors (see below), whose sum is σ = 2809602048. Its totient is φ = 416078208.

The previous prime is 1325089789. The next prime is 1325089817. The reversal of 1325089806 is 6089805231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1211796 + ... + 1212888.

It is an arithmetic number, because the mean of its divisors is an integer number (43900032).

Almost surely, 2^1325089806 is an apocalyptic number.

1325089806 is an abundant number, since it is smaller than the sum of its proper divisors (1484512242).

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

1325089806 is a wasteful number, since it uses less digits than its factorization.

1325089806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 1325089806 is about 36401.7830057815. The cubic root of 1325089806 is about 1098.3694315285.

The spelling of 1325089806 in words is "one billion, three hundred twenty-five million, eighty-nine thousand, eight hundred six".