145022341 has 2 divisors, whose sum is σ = 145022342. Its totient is φ = 145022340.

The previous prime is 145022327. The next prime is 145022347. The reversal of 145022341 is 143220541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137569441 + 7452900 = 11729^2 + 2730^2 .

It is an emirp because it is prime and its reverse (143220541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145022341 - 2⁹ = 145021829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145022347) 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, 72511170 + 72511171.

It is an arithmetic number, because the mean of its divisors is an integer number (72511171).

Almost surely, 2^145022341 is an apocalyptic number.

It is an amenable number.

145022341 is a deficient number, since it is larger than the sum of its proper divisors (1).

145022341 is an equidigital number, since it uses as much as digits as its factorization.

145022341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 145022341 is about 12042.5222025953. The cubic root of 145022341 is about 525.3857675663.

Adding to 145022341 its reverse (143220541), we get a palindrome (288242882).

The spelling of 145022341 in words is "one hundred forty-five million, twenty-two thousand, three hundred forty-one".