1320112147 has 2 divisors, whose sum is σ = 1320112148. Its totient is φ = 1320112146.

The previous prime is 1320112141. The next prime is 1320112177. The reversal of 1320112147 is 7412110231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1320112147 - 2³ = 1320112139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320112141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660056073 + 660056074.

It is an arithmetic number, because the mean of its divisors is an integer number (660056074).

Almost surely, 2^1320112147 is an apocalyptic number.

1320112147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320112147 is an equidigital number, since it uses as much as digits as its factorization.

1320112147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 1320112147 is about 36333.3475886822. The cubic root of 1320112147 is about 1096.9923754957.

Adding to 1320112147 its reverse (7412110231), we get a palindrome (8732222378).

The spelling of 1320112147 in words is "one billion, three hundred twenty million, one hundred twelve thousand, one hundred forty-seven".