145234343 has 2 divisors, whose sum is σ = 145234344. Its totient is φ = 145234342.

The previous prime is 145234337. The next prime is 145234357. The reversal of 145234343 is 343432541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145234343 - 2⁸ = 145234087 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145234333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72617171 + 72617172.

It is an arithmetic number, because the mean of its divisors is an integer number (72617172).

Almost surely, 2^145234343 is an apocalyptic number.

145234343 is a deficient number, since it is larger than the sum of its proper divisors (1).

145234343 is an equidigital number, since it uses as much as digits as its factorization.

145234343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 29.

The square root of 145234343 is about 12051.3212138753. The cubic root of 145234343 is about 525.6416559614.

Adding to 145234343 its reverse (343432541), we get a palindrome (488666884).

The spelling of 145234343 in words is "one hundred forty-five million, two hundred thirty-four thousand, three hundred forty-three".