1326734201 has 16 divisors (see below), whose sum is σ = 1473947328. Its totient is φ = 1186574400.

The previous prime is 1326734191. The next prime is 1326734207. The reversal of 1326734201 is 1024376231.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1326734201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1326734207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40646 + ... + 65616.

It is an arithmetic number, because the mean of its divisors is an integer number (92121708).

Almost surely, 2^1326734201 is an apocalyptic number.

It is an amenable number.

1326734201 is a deficient number, since it is larger than the sum of its proper divisors (147213127).

1326734201 is a wasteful number, since it uses less digits than its factorization.

1326734201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25112.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 1326734201 is about 36424.3627397927. The cubic root of 1326734201 is about 1098.8235910834.

The spelling of 1326734201 in words is "one billion, three hundred twenty-six million, seven hundred thirty-four thousand, two hundred one".