128535037 has 2 divisors, whose sum is σ = 128535038. Its totient is φ = 128535036.

The previous prime is 128534963. The next prime is 128535053. The reversal of 128535037 is 730535821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116186841 + 12348196 = 10779^2 + 3514^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-128535037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 128534993 and 128535011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128535137) 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, 64267518 + 64267519.

It is an arithmetic number, because the mean of its divisors is an integer number (64267519).

Almost surely, 2^128535037 is an apocalyptic number.

It is an amenable number.

128535037 is a deficient number, since it is larger than the sum of its proper divisors (1).

128535037 is an equidigital number, since it uses as much as digits as its factorization.

128535037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 128535037 is about 11337.3293592451. The cubic root of 128535037 is about 504.6696359027.

The spelling of 128535037 in words is "one hundred twenty-eight million, five hundred thirty-five thousand, thirty-seven".