153253189 has 2 divisors, whose sum is σ = 153253190. Its totient is φ = 153253188.

The previous prime is 153253171. The next prime is 153253213. The reversal of 153253189 is 981352351.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116856100 + 36397089 = 10810^2 + 6033^2 .

It is a cyclic number.

It is not a de Polignac number, because 153253189 - 2²¹ = 151156037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153253489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76626594 + 76626595.

It is an arithmetic number, because the mean of its divisors is an integer number (76626595).

Almost surely, 2^153253189 is an apocalyptic number.

It is an amenable number.

153253189 is a deficient number, since it is larger than the sum of its proper divisors (1).

153253189 is an equidigital number, since it uses as much as digits as its factorization.

153253189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 37.

The square root of 153253189 is about 12379.5472049667. The cubic root of 153253189 is about 535.1429891186.

The spelling of 153253189 in words is "one hundred fifty-three million, two hundred fifty-three thousand, one hundred eighty-nine".