188500153 has 2 divisors, whose sum is σ = 188500154. Its totient is φ = 188500152.

The previous prime is 188500141. The next prime is 188500189. The reversal of 188500153 is 351005881.

188500153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96589584 + 91910569 = 9828^2 + 9587^2 .

It is a cyclic number.

It is not a de Polignac number, because 188500153 - 2²¹ = 186403001 is a prime.

It is not a weakly prime, because it can be changed into another prime (188500133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94250076 + 94250077.

It is an arithmetic number, because the mean of its divisors is an integer number (94250077).

Almost surely, 2^188500153 is an apocalyptic number.

It is an amenable number.

188500153 is a deficient number, since it is larger than the sum of its proper divisors (1).

188500153 is an equidigital number, since it uses as much as digits as its factorization.

188500153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 188500153 is about 13729.5357896762. The cubic root of 188500153 is about 573.3729965875.

The spelling of 188500153 in words is "one hundred eighty-eight million, five hundred thousand, one hundred fifty-three".