1121025119 has 2 divisors, whose sum is σ = 1121025120. Its totient is φ = 1121025118.

The previous prime is 1121025109. The next prime is 1121025187. The reversal of 1121025119 is 9115201211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121025119 - 2²⁸ = 852589663 is a prime.

It is a super-2 number, since 2×1121025119² = 2513394634857928322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121025094 and 1121025103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121025109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560512559 + 560512560.

It is an arithmetic number, because the mean of its divisors is an integer number (560512560).

Almost surely, 2^1121025119 is an apocalyptic number.

1121025119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121025119 is an equidigital number, since it uses as much as digits as its factorization.

1121025119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 23.

The square root of 1121025119 is about 33481.7132028814. The cubic root of 1121025119 is about 1038.8155644886.

The spelling of 1121025119 in words is "one billion, one hundred twenty-one million, twenty-five thousand, one hundred nineteen".