1201112047 has 2 divisors, whose sum is σ = 1201112048. Its totient is φ = 1201112046.

The previous prime is 1201112039. The next prime is 1201112051. The reversal of 1201112047 is 7402111021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201112047 - 2³ = 1201112039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201112027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600556023 + 600556024.

It is an arithmetic number, because the mean of its divisors is an integer number (600556024).

Almost surely, 2^1201112047 is an apocalyptic number.

1201112047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201112047 is an equidigital number, since it uses as much as digits as its factorization.

1201112047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 1201112047 is about 34657.0634503271. The cubic root of 1201112047 is about 1062.9867251338.

Adding to 1201112047 its reverse (7402111021), we get a palindrome (8603223068).

The spelling of 1201112047 in words is "one billion, two hundred one million, one hundred twelve thousand, forty-seven".