1112109829 has 2 divisors, whose sum is σ = 1112109830. Its totient is φ = 1112109828.

The previous prime is 1112109827. The next prime is 1112109853. The reversal of 1112109829 is 9289012111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1038321729 + 73788100 = 32223^2 + 8590^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112109829 - 2¹ = 1112109827 is a prime.

It is a super-3 number, since 3×1112109829³ (a number of 28 digits) contains 333 as substring.

Together with 1112109827, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1112109794 and 1112109803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112109827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556054914 + 556054915.

It is an arithmetic number, because the mean of its divisors is an integer number (556054915).

Almost surely, 2^1112109829 is an apocalyptic number.

It is an amenable number.

1112109829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112109829 is an equidigital number, since it uses as much as digits as its factorization.

1112109829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 34.

The square root of 1112109829 is about 33348.3107368274. The cubic root of 1112109829 is about 1036.0544005885.

The spelling of 1112109829 in words is "one billion, one hundred twelve million, one hundred nine thousand, eight hundred twenty-nine".