111253520029 has 2 divisors, whose sum is σ = 111253520030. Its totient is φ = 111253520028.

The previous prime is 111253519997. The next prime is 111253520051. The reversal of 111253520029 is 920025352111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65456664025 + 45796856004 = 255845^2 + 214002^2 .

It is a cyclic number.

It is not a de Polignac number, because 111253520029 - 2⁵ = 111253519997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111253520069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55626760014 + 55626760015.

It is an arithmetic number, because the mean of its divisors is an integer number (55626760015).

Almost surely, 2^111253520029 is an apocalyptic number.

It is an amenable number.

111253520029 is a deficient number, since it is larger than the sum of its proper divisors (1).

111253520029 is an equidigital number, since it uses as much as digits as its factorization.

111253520029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 111253520029 in words is "one hundred eleven billion, two hundred fifty-three million, five hundred twenty thousand, twenty-nine".