145433534201 has 4 divisors (see below), whose sum is σ = 145586141172. Its totient is φ = 145280927232.

The previous prime is 145433534189. The next prime is 145433534219. The reversal of 145433534201 is 102435334541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48913957225 + 96519576976 = 221165^2 + 310676^2 .

It is a cyclic number.

It is not a de Polignac number, because 145433534201 - 2³⁰ = 144359792377 is a prime.

It is a super-4 number, since 4×145433534201⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145433534231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76302056 + ... + 76303961.

It is an arithmetic number, because the mean of its divisors is an integer number (36396535293).

Almost surely, 2^145433534201 is an apocalyptic number.

It is an amenable number.

145433534201 is a deficient number, since it is larger than the sum of its proper divisors (152606971).

145433534201 is an equidigital number, since it uses as much as digits as its factorization.

145433534201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152606970.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 145433534201 its reverse (102435334541), we get a palindrome (247868868742).

The spelling of 145433534201 in words is "one hundred forty-five billion, four hundred thirty-three million, five hundred thirty-four thousand, two hundred one".