1325563669 has 8 divisors (see below), whose sum is σ = 1391483520. Its totient is φ = 1260334416.

The previous prime is 1325563667. The next prime is 1325563703. The reversal of 1325563669 is 9663655231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1325563669 - 2¹ = 1325563667 is a prime.

It is a super-2 number, since 2×1325563669² = 3514238081145483122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325563663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168714 + ... + 176395.

It is an arithmetic number, because the mean of its divisors is an integer number (173935440).

Almost surely, 2^1325563669 is an apocalyptic number.

It is an amenable number.

1325563669 is a deficient number, since it is larger than the sum of its proper divisors (65919851).

1325563669 is a wasteful number, since it uses less digits than its factorization.

1325563669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345299.

The product of its digits is 874800, while the sum is 46.

The square root of 1325563669 is about 36408.2912123049. The cubic root of 1325563669 is about 1098.5003445685.

The spelling of 1325563669 in words is "one billion, three hundred twenty-five million, five hundred sixty-three thousand, six hundred sixty-nine".