43450145 has 8 divisors (see below), whose sum is σ = 52202880. Its totient is φ = 34718320.

The previous prime is 43450139. The next prime is 43450153. The reversal of 43450145 is 54105434.

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

It is not a de Polignac number, because 43450145 - 2¹⁰ = 43449121 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215 + ... + 9324.

It is an arithmetic number, because the mean of its divisors is an integer number (6525360).

Almost surely, 2^43450145 is an apocalyptic number.

It is an amenable number.

43450145 is a deficient number, since it is larger than the sum of its proper divisors (8752735).

43450145 is an equidigital number, since it uses as much as digits as its factorization.

43450145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10455.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 43450145 is about 6591.6723978062. The cubic root of 43450145 is about 351.5580741303.

Adding to 43450145 its reverse (54105434), we get a palindrome (97555579).

The spelling of 43450145 in words is "forty-three million, four hundred fifty thousand, one hundred forty-five".