111550070573 has 2 divisors, whose sum is σ = 111550070574. Its totient is φ = 111550070572.

The previous prime is 111550070551. The next prime is 111550070629. The reversal of 111550070573 is 375070055111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56492733124 + 55057337449 = 237682^2 + 234643^2 .

It is a cyclic number.

It is not a de Polignac number, because 111550070573 - 2¹² = 111550066477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111550070503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55775035286 + 55775035287.

It is an arithmetic number, because the mean of its divisors is an integer number (55775035287).

Almost surely, 2^111550070573 is an apocalyptic number.

It is an amenable number.

111550070573 is a deficient number, since it is larger than the sum of its proper divisors (1).

111550070573 is an equidigital number, since it uses as much as digits as its factorization.

111550070573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18375, while the sum is 35.

The spelling of 111550070573 in words is "one hundred eleven billion, five hundred fifty million, seventy thousand, five hundred seventy-three".