153330324421 has 2 divisors, whose sum is σ = 153330324422. Its totient is φ = 153330324420.

The previous prime is 153330324379. The next prime is 153330324437. The reversal of 153330324421 is 124423033351.

It is a happy number.

153330324421 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., 97665000196 + 55665324225 = 312514^2 + 235935^2 .

It is a cyclic number.

It is not a de Polignac number, because 153330324421 - 2⁷ = 153330324293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153330324461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76665162210 + 76665162211.

It is an arithmetic number, because the mean of its divisors is an integer number (76665162211).

Almost surely, 2^153330324421 is an apocalyptic number.

It is an amenable number.

153330324421 is a deficient number, since it is larger than the sum of its proper divisors (1).

153330324421 is an equidigital number, since it uses as much as digits as its factorization.

153330324421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 153330324421 its reverse (124423033351), we get a palindrome (277753357772).

The spelling of 153330324421 in words is "one hundred fifty-three billion, three hundred thirty million, three hundred twenty-four thousand, four hundred twenty-one".