145502301413121 has 16 divisors (see below), whose sum is σ = 197674460411904. Its totient is φ = 95166041245184.

The previous prime is 145502301413111. The next prime is 145502301413129. The reversal of 145502301413121 is 121314103205541.

It is a cyclic number.

It is not a de Polignac number, because 145502301413121 - 2²³ = 145502293024513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145502301413129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22484016 + ... + 28222961.

It is an arithmetic number, because the mean of its divisors is an integer number (12354653775744).

Almost surely, 2^{145502301413121} is an apocalyptic number.

It is an amenable number.

145502301413121 is a deficient number, since it is larger than the sum of its proper divisors (52172158998783).

145502301413121 is a wasteful number, since it uses less digits than its factorization.

145502301413121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50725080.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 145502301413121 its reverse (121314103205541), we get a palindrome (266816404618662).

The spelling of 145502301413121 in words is "one hundred forty-five trillion, five hundred two billion, three hundred one million, four hundred thirteen thousand, one hundred twenty-one".