153399889 has 2 divisors, whose sum is σ = 153399890. Its totient is φ = 153399888.

The previous prime is 153399887. The next prime is 153399893. The reversal of 153399889 is 988993351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153388225 + 11664 = 12385^2 + 108^2 .

It is a cyclic number.

It is not a de Polignac number, because 153399889 - 2¹ = 153399887 is a prime.

Together with 153399887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (153399887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76699944 + 76699945.

It is an arithmetic number, because the mean of its divisors is an integer number (76699945).

Almost surely, 2^153399889 is an apocalyptic number.

It is an amenable number.

153399889 is a deficient number, since it is larger than the sum of its proper divisors (1).

153399889 is an equidigital number, since it uses as much as digits as its factorization.

153399889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 55.

The square root of 153399889 is about 12385.4708832567. The cubic root of 153399889 is about 535.3136879924.

The spelling of 153399889 in words is "one hundred fifty-three million, three hundred ninety-nine thousand, eight hundred eighty-nine".