1617364325 has 6 divisors (see below), whose sum is σ = 2005531794. Its totient is φ = 1293891440.

The previous prime is 1617364261. The next prime is 1617364339. The reversal of 1617364325 is 5234637161.

It can be written as a sum of positive squares in 3 ways, for example, as 149401729 + 1467962596 = 12223^2 + 38314^2 .

It is not a de Polignac number, because 1617364325 - 2⁶ = 1617364261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32347262 + ... + 32347311.

It is an arithmetic number, because the mean of its divisors is an integer number (334255299).

Almost surely, 2^1617364325 is an apocalyptic number.

It is an amenable number.

1617364325 is a deficient number, since it is larger than the sum of its proper divisors (388167469).

1617364325 is an equidigital number, since it uses as much as digits as its factorization.

1617364325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64694583 (or 64694578 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 1617364325 is about 40216.4683307722. The cubic root of 1617364325 is about 1173.8230133591.

The spelling of 1617364325 in words is "one billion, six hundred seventeen million, three hundred sixty-four thousand, three hundred twenty-five".