1326634363 has 8 divisors (see below), whose sum is σ = 1333430208. Its totient is φ = 1319856384.

The previous prime is 1326634349. The next prime is 1326634369. The reversal of 1326634363 is 3634366231.

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 1326634363 - 2⁹ = 1326633851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1326634369) 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, 159381 + ... + 167497.

It is an arithmetic number, because the mean of its divisors is an integer number (166678776).

Almost surely, 2^1326634363 is an apocalyptic number.

1326634363 is a deficient number, since it is larger than the sum of its proper divisors (6795845).

1326634363 is an equidigital number, since it uses as much as digits as its factorization.

1326634363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8933.

The product of its digits is 139968, while the sum is 37.

The square root of 1326634363 is about 36422.9922301834. The cubic root of 1326634363 is about 1098.7960278882.

It can be divided in two parts, 132663 and 4363, that added together give a triangular number (137026 = T₅₂₃).

The spelling of 1326634363 in words is "one billion, three hundred twenty-six million, six hundred thirty-four thousand, three hundred sixty-three".