1326580213 has 8 divisors (see below), whose sum is σ = 1517099328. Its totient is φ = 1136313024.

The previous prime is 1326580207. The next prime is 1326580267. The reversal of 1326580213 is 3120856231.

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

It is not a de Polignac number, because 1326580213 - 2⁵ = 1326580181 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 (1326580273) 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, 51556 + ... + 72877.

It is an arithmetic number, because the mean of its divisors is an integer number (189637416).

Almost surely, 2^1326580213 is an apocalyptic number.

It is an amenable number.

1326580213 is a deficient number, since it is larger than the sum of its proper divisors (190519115).

1326580213 is a wasteful number, since it uses less digits than its factorization.

1326580213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125963.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1326580213 is about 36422.2488734565. The cubic root of 1326580213 is about 1098.7810776210.

The spelling of 1326580213 in words is "one billion, three hundred twenty-six million, five hundred eighty thousand, two hundred thirteen".