1325425305 has 16 divisors (see below), whose sum is σ = 2189090304. Its totient is φ = 684090240.

The previous prime is 1325425279. The next prime is 1325425331. The reversal of 1325425305 is 5035245231.

It is an interprime number because it is at equal distance from previous prime (1325425279) and next prime (1325425331).

It is not a de Polignac number, because 1325425305 - 2⁵ = 1325425273 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424724 + ... + 1425653.

It is an arithmetic number, because the mean of its divisors is an integer number (136818144).

Almost surely, 2^1325425305 is an apocalyptic number.

1325425305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1325425305 is a deficient number, since it is larger than the sum of its proper divisors (863664999).

1325425305 is a wasteful number, since it uses less digits than its factorization.

1325425305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850416.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1325425305 is about 36406.3909911433. The cubic root of 1325425305 is about 1098.4621222902.

The spelling of 1325425305 in words is "one billion, three hundred twenty-five million, four hundred twenty-five thousand, three hundred five".