88111347109 has 2 divisors, whose sum is σ = 88111347110. Its totient is φ = 88111347108.

The previous prime is 88111347101. The next prime is 88111347113. The reversal of 88111347109 is 90174311188.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88032670209 + 78676900 = 296703^2 + 8870^2 .

It is a cyclic number.

It is not a de Polignac number, because 88111347109 - 2³ = 88111347101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88111347101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44055673554 + 44055673555.

It is an arithmetic number, because the mean of its divisors is an integer number (44055673555).

Almost surely, 2^88111347109 is an apocalyptic number.

It is an amenable number.

88111347109 is a deficient number, since it is larger than the sum of its proper divisors (1).

88111347109 is an equidigital number, since it uses as much as digits as its factorization.

88111347109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 43.

The spelling of 88111347109 in words is "eighty-eight billion, one hundred eleven million, three hundred forty-seven thousand, one hundred nine".