1121513033 has 2 divisors, whose sum is σ = 1121513034. Its totient is φ = 1121513032.

The previous prime is 1121512991. The next prime is 1121513053. The reversal of 1121513033 is 3303151211.

It is an a-pointer prime, because the next prime (1121513053) can be obtained adding 1121513033 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 746819584 + 374693449 = 27328^2 + 19357^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121513033 - 2¹² = 1121508937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121512996 and 1121513014.

It is not a weakly prime, because it can be changed into another prime (1121513053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560756516 + 560756517.

It is an arithmetic number, because the mean of its divisors is an integer number (560756517).

Almost surely, 2^1121513033 is an apocalyptic number.

It is an amenable number.

1121513033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121513033 is an equidigital number, since it uses as much as digits as its factorization.

1121513033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1121513033 is about 33488.9986861357. The cubic root of 1121513033 is about 1038.9662536904.

Adding to 1121513033 its reverse (3303151211), we get a palindrome (4424664244).

The spelling of 1121513033 in words is "one billion, one hundred twenty-one million, five hundred thirteen thousand, thirty-three".