145213343 has 8 divisors (see below), whose sum is σ = 158564736. Its totient is φ = 131887000.

The previous prime is 145213319. The next prime is 145213361. The reversal of 145213343 is 343312541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145213343 - 2¹⁸ = 144951199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145213373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7118 + ... + 18468.

It is an arithmetic number, because the mean of its divisors is an integer number (19820592).

Almost surely, 2^145213343 is an apocalyptic number.

145213343 is a deficient number, since it is larger than the sum of its proper divisors (13351393).

145213343 is a wasteful number, since it uses less digits than its factorization.

145213343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12525.

The product of its digits is 4320, while the sum is 26.

The square root of 145213343 is about 12050.4499086134. The cubic root of 145213343 is about 525.6163198813.

Adding to 145213343 its reverse (343312541), we get a palindrome (488525884).

The spelling of 145213343 in words is "one hundred forty-five million, two hundred thirteen thousand, three hundred forty-three".