1121103619 has 2 divisors, whose sum is σ = 1121103620. Its totient is φ = 1121103618.

The previous prime is 1121103617. The next prime is 1121103637. The reversal of 1121103619 is 9163011211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121103619 - 2¹ = 1121103617 is a prime.

It is a super-2 number, since 2×1121103619² = 2513746649069794322, which contains 22 as substring.

Together with 1121103617, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1121103593 and 1121103602.

It is not a weakly prime, because it can be changed into another prime (1121103617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560551809 + 560551810.

It is an arithmetic number, because the mean of its divisors is an integer number (560551810).

Almost surely, 2^1121103619 is an apocalyptic number.

1121103619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121103619 is an equidigital number, since it uses as much as digits as its factorization.

1121103619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 1121103619 is about 33482.8854640696. The cubic root of 1121103619 is about 1038.8398116760.

The spelling of 1121103619 in words is "one billion, one hundred twenty-one million, one hundred three thousand, six hundred nineteen".