1332540667 has 4 divisors (see below), whose sum is σ = 1336171936. Its totient is φ = 1328909400.

The previous prime is 1332540617. The next prime is 1332540697. The reversal of 1332540667 is 7660452331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1332540667 - 2¹⁹ = 1332016379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1332540617) 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, 1815084 + ... + 1815817.

It is an arithmetic number, because the mean of its divisors is an integer number (334042984).

Almost surely, 2^1332540667 is an apocalyptic number.

1332540667 is a deficient number, since it is larger than the sum of its proper divisors (3631269).

1332540667 is an equidigital number, since it uses as much as digits as its factorization.

1332540667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631268.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 1332540667 is about 36503.9815225682. The cubic root of 1332540667 is about 1100.4242625146.

Adding to 1332540667 its reverse (7660452331), we get a palindrome (8992992998).

The spelling of 1332540667 in words is "one billion, three hundred thirty-two million, five hundred forty thousand, six hundred sixty-seven".