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88000000129 is a prime number
BaseRepresentation
bin101000111110100110…
…1010111000010000001
322102010212112012002001
41101331031113002001
52420211000001004
6104232053224001
76233502442066
oct1217515270201
9272125465061
1088000000129
1134358784638
121507b032001
1383b5677cc2
14438b442c6d
1524509b91a4
hex147d357081

88000000129 has 2 divisors, whose sum is σ = 88000000130. Its totient is φ = 88000000128.

The previous prime is 88000000037. The next prime is 88000000169. The reversal of 88000000129 is 92100000088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47098982529 + 40901017600 = 217023^2 + 202240^2 .

It is a cyclic number.

It is not a de Polignac number, because 88000000129 - 215 = 87999967361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88000000097 and 88000000106.

It is not a weakly prime, because it can be changed into another prime (88000000169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44000000064 + 44000000065.

It is an arithmetic number, because the mean of its divisors is an integer number (44000000065).

Almost surely, 288000000129 is an apocalyptic number.

It is an amenable number.

88000000129 is a deficient number, since it is larger than the sum of its proper divisors (1).

88000000129 is an equidigital number, since it uses as much as digits as its factorization.

88000000129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 88000000129 in words is "eighty-eight billion, one hundred twenty-nine", and thus it is an aban number.