145143235333 has 8 divisors (see below), whose sum is σ = 145525498488. Its totient is φ = 144761056704.

The previous prime is 145143235313. The next prime is 145143235339. The reversal of 145143235333 is 333532341541.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 18792845569 + 126350389764 = 137087^2 + 355458^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145143235333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145143235292 and 145143235301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145143235339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4913235 + ... + 4942687.

It is an arithmetic number, because the mean of its divisors is an integer number (18190687311).

Almost surely, 2^145143235333 is an apocalyptic number.

It is an amenable number.

145143235333 is a deficient number, since it is larger than the sum of its proper divisors (382263155).

145143235333 is a wasteful number, since it uses less digits than its factorization.

145143235333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42263.

The product of its digits is 194400, while the sum is 37.

Adding to 145143235333 its reverse (333532341541), we get a palindrome (478675576874).

The spelling of 145143235333 in words is "one hundred forty-five billion, one hundred forty-three million, two hundred thirty-five thousand, three hundred thirty-three".