111145719829 has 2 divisors, whose sum is σ = 111145719830. Its totient is φ = 111145719828.

The previous prime is 111145719799. The next prime is 111145719859. The reversal of 111145719829 is 928917541111.

It is a balanced prime because it is at equal distance from previous prime (111145719799) and next prime (111145719859).

It can be written as a sum of positive squares in only one way, i.e., 111145558225 + 161604 = 333385^2 + 402^2 .

It is a cyclic number.

It is not a de Polignac number, because 111145719829 - 2⁷ = 111145719701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111145719859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55572859914 + 55572859915.

It is an arithmetic number, because the mean of its divisors is an integer number (55572859915).

Almost surely, 2^111145719829 is an apocalyptic number.

It is an amenable number.

111145719829 is a deficient number, since it is larger than the sum of its proper divisors (1).

111145719829 is an equidigital number, since it uses as much as digits as its factorization.

111145719829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 49.

The spelling of 111145719829 in words is "one hundred eleven billion, one hundred forty-five million, seven hundred nineteen thousand, eight hundred twenty-nine".