145548383 has 2 divisors, whose sum is σ = 145548384.
Its totient is φ = 145548382.
The previous prime is 145548307. The next prime is 145548391. The reversal of 145548383 is 383845541.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 145548383 - 216 = 145482847 is a prime.
It is a zygodrome in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 145548383.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (145148383) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72774191 + 72774192.
It is an arithmetic number, because the mean of its divisors is an integer number (72774192).
Almost surely, 2145548383 is an apocalyptic number.
145548383 is a deficient number, since it is larger than the sum of its proper divisors (1).
145548383 is an equidigital number, since it uses as much as digits as its factorization.
145548383 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 230400, while the sum is 41.
The square root of 145548383 is about 12064.3434549917.
The cubic root of 145548383 is about 526.0202479351.
The spelling of 145548383 in words is "one hundred forty-five million, five hundred forty-eight thousand, three hundred eighty-three".