145073333 has 2 divisors, whose sum is σ = 145073334. Its totient is φ = 145073332.

The previous prime is 145073329. The next prime is 145073339. The reversal of 145073333 is 333370541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111049444 + 34023889 = 10538^2 + 5833^2 .

It is a cyclic number.

It is not a de Polignac number, because 145073333 - 2² = 145073329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145073296 and 145073305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145073339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72536666 + 72536667.

It is an arithmetic number, because the mean of its divisors is an integer number (72536667).

Almost surely, 2^145073333 is an apocalyptic number.

It is an amenable number.

145073333 is a deficient number, since it is larger than the sum of its proper divisors (1).

145073333 is an equidigital number, since it uses as much as digits as its factorization.

145073333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 145073333 is about 12044.6391809801. The cubic root of 145073333 is about 525.4473381527.

The spelling of 145073333 in words is "one hundred forty-five million, seventy-three thousand, three hundred thirty-three".