1332565261 has 8 divisors (see below), whose sum is σ = 1345075520. Its totient is φ = 1320108192.

The previous prime is 1332565243. The next prime is 1332565309. The reversal of 1332565261 is 1625652331.

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 1332565261 - 2⁵ = 1332565229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332568261) 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 7 ways as a sum of consecutive naturals, for example, 37960 + ... + 64078.

It is an arithmetic number, because the mean of its divisors is an integer number (168134440).

Almost surely, 2^1332565261 is an apocalyptic number.

It is an amenable number.

1332565261 is a deficient number, since it is larger than the sum of its proper divisors (12510259).

1332565261 is a wasteful number, since it uses less digits than its factorization.

1332565261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26595.

The product of its digits is 32400, while the sum is 34.

The square root of 1332565261 is about 36504.3183883770. The cubic root of 1332565261 is about 1100.4310324563.

The spelling of 1332565261 in words is "one billion, three hundred thirty-two million, five hundred sixty-five thousand, two hundred sixty-one".