1326652001 has 16 divisors (see below), whose sum is σ = 1418860800. Its totient is φ = 1236073728.

The previous prime is 1326651917. The next prime is 1326652003. The reversal of 1326652001 is 1002566231.

It is a cyclic number.

It is not a de Polignac number, because 1326652001 - 2¹⁴ = 1326635617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1326652003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202216 + ... + 1203318.

It is an arithmetic number, because the mean of its divisors is an integer number (88678800).

Almost surely, 2^1326652001 is an apocalyptic number.

It is an amenable number.

1326652001 is a deficient number, since it is larger than the sum of its proper divisors (92208799).

1326652001 is a wasteful number, since it uses less digits than its factorization.

1326652001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1326652001 is about 36423.2343566576. The cubic root of 1326652001 is about 1098.8008974737.

The spelling of 1326652001 in words is "one billion, three hundred twenty-six million, six hundred fifty-two thousand, one".