88136129 has 2 divisors, whose sum is σ = 88136130. Its totient is φ = 88136128.

The previous prime is 88136107. The next prime is 88136141. The reversal of 88136129 is 92163188.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69689104 + 18447025 = 8348^2 + 4295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88136129 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 88136092 and 88136101.

It is not a weakly prime, because it can be changed into another prime (88136159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44068064 + 44068065.

It is an arithmetic number, because the mean of its divisors is an integer number (44068065).

Almost surely, 2^88136129 is an apocalyptic number.

It is an amenable number.

88136129 is a deficient number, since it is larger than the sum of its proper divisors (1).

88136129 is an equidigital number, since it uses as much as digits as its factorization.

88136129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 38.

The square root of 88136129 is about 9388.0844158966. The cubic root of 88136129 is about 445.0252546371.

The spelling of 88136129 in words is "eighty-eight million, one hundred thirty-six thousand, one hundred twenty-nine".