1326132667 has 4 divisors (see below), whose sum is σ = 1327635400. Its totient is φ = 1324629936.

The previous prime is 1326132653. The next prime is 1326132671. The reversal of 1326132667 is 7662316231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7662316231 = 27739 ⋅276229.

It is a cyclic number.

It is not a de Polignac number, because 1326132667 - 2¹⁹ = 1325608379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1326132767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750042 + ... + 751807.

It is an arithmetic number, because the mean of its divisors is an integer number (331908850).

Almost surely, 2^1326132667 is an apocalyptic number.

1326132667 is a deficient number, since it is larger than the sum of its proper divisors (1502733).

1326132667 is an equidigital number, since it uses as much as digits as its factorization.

1326132667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502732.

The product of its digits is 54432, while the sum is 37.

The square root of 1326132667 is about 36416.1045006190. The cubic root of 1326132667 is about 1098.6574991188.

Adding to 1326132667 its reverse (7662316231), we get a palindrome (8988448898).

The spelling of 1326132667 in words is "one billion, three hundred twenty-six million, one hundred thirty-two thousand, six hundred sixty-seven".