989896153 has 2 divisors, whose sum is σ = 989896154. Its totient is φ = 989896152.

The previous prime is 989896109. The next prime is 989896157. The reversal of 989896153 is 351698989.

989896153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 903182809 + 86713344 = 30053^2 + 9312^2 .

It is an emirp because it is prime and its reverse (351698989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 989896153 - 2²⁹ = 453025241 is a prime.

It is not a weakly prime, because it can be changed into another prime (989896157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494948076 + 494948077.

It is an arithmetic number, because the mean of its divisors is an integer number (494948077).

Almost surely, 2^989896153 is an apocalyptic number.

It is an amenable number.

989896153 is a deficient number, since it is larger than the sum of its proper divisors (1).

989896153 is an equidigital number, since it uses as much as digits as its factorization.

989896153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4199040, while the sum is 58.

The square root of 989896153 is about 31462.6151646681. The cubic root of 989896153 is about 996.6206438159.

The spelling of 989896153 in words is "nine hundred eighty-nine million, eight hundred ninety-six thousand, one hundred fifty-three".