111520055527 has 2 divisors, whose sum is σ = 111520055528. Its totient is φ = 111520055526.

The previous prime is 111520055519. The next prime is 111520055531. The reversal of 111520055527 is 725550025111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111520055527 - 2³ = 111520055519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111520055492 and 111520055501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111520055597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55760027763 + 55760027764.

It is an arithmetic number, because the mean of its divisors is an integer number (55760027764).

Almost surely, 2^111520055527 is an apocalyptic number.

111520055527 is a deficient number, since it is larger than the sum of its proper divisors (1).

111520055527 is an equidigital number, since it uses as much as digits as its factorization.

111520055527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17500, while the sum is 34.

The spelling of 111520055527 in words is "one hundred eleven billion, five hundred twenty million, fifty-five thousand, five hundred twenty-seven".