1121342107 has 2 divisors, whose sum is σ = 1121342108. Its totient is φ = 1121342106.

The previous prime is 1121342071. The next prime is 1121342119. The reversal of 1121342107 is 7012431211.

It is a happy number.

Together with previous prime (1121342071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (7012431211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121342107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121342197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560671053 + 560671054.

It is an arithmetic number, because the mean of its divisors is an integer number (560671054).

Almost surely, 2^1121342107 is an apocalyptic number.

1121342107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121342107 is an equidigital number, since it uses as much as digits as its factorization.

1121342107 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 1121342107 is about 33486.4466165044. The cubic root of 1121342107 is about 1038.9134692337.

Adding to 1121342107 its reverse (7012431211), we get a palindrome (8133773318).

The spelling of 1121342107 in words is "one billion, one hundred twenty-one million, three hundred forty-two thousand, one hundred seven".