1325212017 has 16 divisors (see below), whose sum is σ = 1821205632. Its totient is φ = 856517760.

The previous prime is 1325211991. The next prime is 1325212073. The reversal of 1325212017 is 7102125231.

It is not a de Polignac number, because 1325212017 - 2⁷ = 1325211889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1325214017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9948 + ... + 52434.

It is an arithmetic number, because the mean of its divisors is an integer number (113825352).

Almost surely, 2^1325212017 is an apocalyptic number.

It is an amenable number.

1325212017 is a deficient number, since it is larger than the sum of its proper divisors (495993615).

1325212017 is a wasteful number, since it uses less digits than its factorization.

1325212017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42808.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 1325212017 is about 36403.4616073801. The cubic root of 1325212017 is about 1098.4031974664.

Adding to 1325212017 its reverse (7102125231), we get a palindrome (8427337248).

The spelling of 1325212017 in words is "one billion, three hundred twenty-five million, two hundred twelve thousand, seventeen".