1327199347 has 4 divisors (see below), whose sum is σ = 1327343296. Its totient is φ = 1327055400.

The previous prime is 1327199339. The next prime is 1327199359. The reversal of 1327199347 is 7439917231.

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 1327199347 - 2³ = 1327199339 is a prime.

It is a super-2 number, since 2×1327199347² = 3522916213354452818, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1327199297 and 1327199306.

It is not an unprimeable number, because it can be changed into a prime (1327199317) 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, 57123 + ... + 76924.

It is an arithmetic number, because the mean of its divisors is an integer number (331835824).

Almost surely, 2^1327199347 is an apocalyptic number.

1327199347 is a deficient number, since it is larger than the sum of its proper divisors (143949).

1327199347 is an equidigital number, since it uses as much as digits as its factorization.

1327199347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143948.

The product of its digits is 285768, while the sum is 46.

The square root of 1327199347 is about 36430.7472747952. The cubic root of 1327199347 is about 1098.9519899941.

The spelling of 1327199347 in words is "one billion, three hundred twenty-seven million, one hundred ninety-nine thousand, three hundred forty-seven".