1326451063 has 8 divisors (see below), whose sum is σ = 1516769280. Its totient is φ = 1136339160.

The previous prime is 1326451043. The next prime is 1326451067. The reversal of 1326451063 is 3601546231.

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 1326451063 - 2²¹ = 1324353911 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 (1326451067) 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, 37543 + ... + 63736.

It is an arithmetic number, because the mean of its divisors is an integer number (189596160).

Almost surely, 2^1326451063 is an apocalyptic number.

1326451063 is a deficient number, since it is larger than the sum of its proper divisors (190318217).

1326451063 is a wasteful number, since it uses less digits than its factorization.

1326451063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103157.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1326451063 is about 36420.4758755291. The cubic root of 1326451063 is about 1098.7454189702.

Adding to 1326451063 its reverse (3601546231), we get a palindrome (4927997294).

The spelling of 1326451063 in words is "one billion, three hundred twenty-six million, four hundred fifty-one thousand, sixty-three".