1109146331 has 2 divisors, whose sum is σ = 1109146332. Its totient is φ = 1109146330.

The previous prime is 1109146327. The next prime is 1109146397. The reversal of 1109146331 is 1336419011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1109146331 - 2² = 1109146327 is a prime.

It is a super-2 number, since 2×1109146331² = 2460411167141523122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1109146294 and 1109146303.

It is not a weakly prime, because it can be changed into another prime (1109146301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554573165 + 554573166.

It is an arithmetic number, because the mean of its divisors is an integer number (554573166).

Almost surely, 2^1109146331 is an apocalyptic number.

1109146331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109146331 is an equidigital number, since it uses as much as digits as its factorization.

1109146331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1109146331 is about 33303.8485914166. The cubic root of 1109146331 is about 1035.1333055834.

The spelling of 1109146331 in words is "one billion, one hundred nine million, one hundred forty-six thousand, three hundred thirty-one".