128362051085237 has 2 divisors, whose sum is σ = 128362051085238. Its totient is φ = 128362051085236.

The previous prime is 128362051085231. The next prime is 128362051085309. The reversal of 128362051085237 is 732580150263821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127931346334276 + 430704750961 = 11310674^2 + 656281^2 .

It is a cyclic number.

It is not a de Polignac number, because 128362051085237 - 2⁴ = 128362051085221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128362051085231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64181025542618 + 64181025542619.

It is an arithmetic number, because the mean of its divisors is an integer number (64181025542619).

Almost surely, 2^{128362051085237} is an apocalyptic number.

It is an amenable number.

128362051085237 is a deficient number, since it is larger than the sum of its proper divisors (1).

128362051085237 is an equidigital number, since it uses as much as digits as its factorization.

128362051085237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 128362051085237 in words is "one hundred twenty-eight trillion, three hundred sixty-two billion, fifty-one million, eighty-five thousand, two hundred thirty-seven".