1326604863 has 8 divisors (see below), whose sum is σ = 1769640448. Its totient is φ = 883986264.

The previous prime is 1326604861. The next prime is 1326604889. The reversal of 1326604863 is 3684066231.

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

It is not a de Polignac number, because 1326604863 - 2¹ = 1326604861 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 (1326604861) 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, 96745 + ... + 109602.

It is an arithmetic number, because the mean of its divisors is an integer number (221205056).

Almost surely, 2^1326604863 is an apocalyptic number.

1326604863 is a deficient number, since it is larger than the sum of its proper divisors (443035585).

1326604863 is a wasteful number, since it uses less digits than its factorization.

1326604863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208493.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 1326604863 is about 36422.5872639493. The cubic root of 1326604863 is about 1098.7878832871.

The spelling of 1326604863 in words is "one billion, three hundred twenty-six million, six hundred four thousand, eight hundred sixty-three".