120143347 has 2 divisors, whose sum is σ = 120143348. Its totient is φ = 120143346.

The previous prime is 120143311. The next prime is 120143357. The reversal of 120143347 is 743341021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120143347 is a prime.

It is not a weakly prime, because it can be changed into another prime (120143357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60071673 + 60071674.

It is an arithmetic number, because the mean of its divisors is an integer number (60071674).

Almost surely, 2^120143347 is an apocalyptic number.

120143347 is a deficient number, since it is larger than the sum of its proper divisors (1).

120143347 is an equidigital number, since it uses as much as digits as its factorization.

120143347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 120143347 is about 10960.9920627651. The cubic root of 120143347 is about 493.4387389923.

Adding to 120143347 its reverse (743341021), we get a palindrome (863484368).

The spelling of 120143347 in words is "one hundred twenty million, one hundred forty-three thousand, three hundred forty-seven".