145245343 has 2 divisors, whose sum is σ = 145245344. Its totient is φ = 145245342.

The previous prime is 145245301. The next prime is 145245379. The reversal of 145245343 is 343542541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145245343 - 2¹³ = 145237151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145245383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72622671 + 72622672.

It is an arithmetic number, because the mean of its divisors is an integer number (72622672).

Almost surely, 2^145245343 is an apocalyptic number.

145245343 is a deficient number, since it is larger than the sum of its proper divisors (1).

145245343 is an equidigital number, since it uses as much as digits as its factorization.

145245343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 31.

The square root of 145245343 is about 12051.7775867297. Note that the first 3 decimals coincide. The cubic root of 145245343 is about 525.6549262668.

Adding to 145245343 its reverse (343542541), we get a palindrome (488787884).

The spelling of 145245343 in words is "one hundred forty-five million, two hundred forty-five thousand, three hundred forty-three".