1113121067 has 2 divisors, whose sum is σ = 1113121068. Its totient is φ = 1113121066.

The previous prime is 1113121043. The next prime is 1113121073. The reversal of 1113121067 is 7601213111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113121067 - 2⁶ = 1113121003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113121267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556560533 + 556560534.

It is an arithmetic number, because the mean of its divisors is an integer number (556560534).

Almost surely, 2^1113121067 is an apocalyptic number.

1113121067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113121067 is an equidigital number, since it uses as much as digits as its factorization.

1113121067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 1113121067 is about 33363.4690492461. The cubic root of 1113121067 is about 1036.3683324673.

Adding to 1113121067 its reverse (7601213111), we get a palindrome (8714334178).

The spelling of 1113121067 in words is "one billion, one hundred thirteen million, one hundred twenty-one thousand, sixty-seven".