111401347829 has 2 divisors, whose sum is σ = 111401347830. Its totient is φ = 111401347828.

The previous prime is 111401347807. The next prime is 111401347847. The reversal of 111401347829 is 928743104111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100936467025 + 10464880804 = 317705^2 + 102298^2 .

It is a cyclic number.

It is not a de Polignac number, because 111401347829 - 2¹² = 111401343733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111401317829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55700673914 + 55700673915.

It is an arithmetic number, because the mean of its divisors is an integer number (55700673915).

Almost surely, 2^111401347829 is an apocalyptic number.

It is an amenable number.

111401347829 is a deficient number, since it is larger than the sum of its proper divisors (1).

111401347829 is an equidigital number, since it uses as much as digits as its factorization.

111401347829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 41.

The spelling of 111401347829 in words is "one hundred eleven billion, four hundred one million, three hundred forty-seven thousand, eight hundred twenty-nine".