1332490865 has 4 divisors (see below), whose sum is σ = 1598989044. Its totient is φ = 1065992688.

The previous prime is 1332490847. The next prime is 1332490909. The reversal of 1332490865 is 5680942331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 996538624 + 335952241 = 31568^2 + 18329^2 .

It is a cyclic number.

It is not a de Polignac number, because 1332490865 - 2⁶ = 1332490801 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133249082 + ... + 133249091.

It is an arithmetic number, because the mean of its divisors is an integer number (399747261).

Almost surely, 2^1332490865 is an apocalyptic number.

It is an amenable number.

1332490865 is a deficient number, since it is larger than the sum of its proper divisors (266498179).

1332490865 is an equidigital number, since it uses as much as digits as its factorization.

1332490865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266498178.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 1332490865 is about 36503.2993714267. The cubic root of 1332490865 is about 1100.4105533615.

The spelling of 1332490865 in words is "one billion, three hundred thirty-two million, four hundred ninety thousand, eight hundred sixty-five".