1121337671 has 2 divisors, whose sum is σ = 1121337672. Its totient is φ = 1121337670.

The previous prime is 1121337667. The next prime is 1121337677. The reversal of 1121337671 is 1767331211.

It is a weak prime.

It is an emirp because it is prime and its reverse (1767331211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1121337671 - 2² = 1121337667 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121337677) 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, 560668835 + 560668836.

It is an arithmetic number, because the mean of its divisors is an integer number (560668836).

Almost surely, 2^1121337671 is an apocalyptic number.

1121337671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121337671 is an equidigital number, since it uses as much as digits as its factorization.

1121337671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 32.

The square root of 1121337671 is about 33486.3803806861. The cubic root of 1121337671 is about 1038.9120992604.

Adding to 1121337671 its reverse (1767331211), we get a palindrome (2888668882).

It can be divided in two parts, 11213 and 37671, that added together give a palindrome (48884).

The spelling of 1121337671 in words is "one billion, one hundred twenty-one million, three hundred thirty-seven thousand, six hundred seventy-one".