128034527 has 2 divisors, whose sum is σ = 128034528. Its totient is φ = 128034526.

The previous prime is 128034523. The next prime is 128034539. The reversal of 128034527 is 725430821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 128034527 - 2² = 128034523 is a prime.

It is a super-2 number, since 2×128034527² = 32785680208227458, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 128034493 and 128034502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128034523) 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, 64017263 + 64017264.

It is an arithmetic number, because the mean of its divisors is an integer number (64017264).

Almost surely, 2^128034527 is an apocalyptic number.

128034527 is a deficient number, since it is larger than the sum of its proper divisors (1).

128034527 is an equidigital number, since it uses as much as digits as its factorization.

128034527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 128034527 is about 11315.2342883389. The cubic root of 128034527 is about 504.0137297322.

The spelling of 128034527 in words is "one hundred twenty-eight million, thirty-four thousand, five hundred twenty-seven".