1121445337 has 2 divisors, whose sum is σ = 1121445338. Its totient is φ = 1121445336.

The previous prime is 1121445331. The next prime is 1121445343. The reversal of 1121445337 is 7335441211.

It is a balanced prime because it is at equal distance from previous prime (1121445331) and next prime (1121445343).

It can be written as a sum of positive squares in only one way, i.e., 1100978761 + 20466576 = 33181^2 + 4524^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121445337 - 2⁷ = 1121445209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121445299 and 1121445308.

It is not a weakly prime, because it can be changed into another prime (1121445331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560722668 + 560722669.

It is an arithmetic number, because the mean of its divisors is an integer number (560722669).

Almost surely, 2^1121445337 is an apocalyptic number.

It is an amenable number.

1121445337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121445337 is an equidigital number, since it uses as much as digits as its factorization.

1121445337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 1121445337 is about 33487.9879509056. The cubic root of 1121445337 is about 1038.9453488138.

Adding to 1121445337 its reverse (7335441211), we get a palindrome (8456886548).

The spelling of 1121445337 in words is "one billion, one hundred twenty-one million, four hundred forty-five thousand, three hundred thirty-seven".