1347221232667 has 8 divisors (see below), whose sum is σ = 1365754960880. Its totient is φ = 1328689630080.

The previous prime is 1347221232653. The next prime is 1347221232689. The reversal of 1347221232667 is 7662321227431.

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 1347221232667 - 2¹⁵ = 1347221199899 is a prime.

It is a super-4 number, since 4×1347221232667⁴ (a number of 50 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1347221232647) 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, 766567 + ... + 1811647.

It is an arithmetic number, because the mean of its divisors is an integer number (170719370110).

Almost surely, 2^{1347221232667} is an apocalyptic number.

1347221232667 is a deficient number, since it is larger than the sum of its proper divisors (18533728213).

1347221232667 is a wasteful number, since it uses less digits than its factorization.

1347221232667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062813.

The product of its digits is 1016064, while the sum is 46.

The spelling of 1347221232667 in words is "one trillion, three hundred forty-seven billion, two hundred twenty-one million, two hundred thirty-two thousand, six hundred sixty-seven".