153056689 has 2 divisors, whose sum is σ = 153056690. Its totient is φ = 153056688.

The previous prime is 153056681. The next prime is 153056707. The reversal of 153056689 is 986650351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147258225 + 5798464 = 12135^2 + 2408^2 .

It is a cyclic number.

It is not a de Polignac number, because 153056689 - 2³ = 153056681 is a prime.

It is not a weakly prime, because it can be changed into another prime (153056681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76528344 + 76528345.

It is an arithmetic number, because the mean of its divisors is an integer number (76528345).

Almost surely, 2^153056689 is an apocalyptic number.

It is an amenable number.

153056689 is a deficient number, since it is larger than the sum of its proper divisors (1).

153056689 is an equidigital number, since it uses as much as digits as its factorization.

153056689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 153056689 is about 12371.6081816391. The cubic root of 153056689 is about 534.9141726237.

The spelling of 153056689 in words is "one hundred fifty-three million, fifty-six thousand, six hundred eighty-nine".