43053345 has 24 divisors (see below), whose sum is σ = 75531456. Its totient is φ = 22683168.

The previous prime is 43053343. The next prime is 43053347. The reversal of 43053345 is 54335034.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (43053343) and next prime (43053347).

It is not a de Polignac number, because 43053345 - 2¹ = 43053343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43053343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2029 + ... + 9498.

It is an arithmetic number, because the mean of its divisors is an integer number (3147144).

Almost surely, 2^43053345 is an apocalyptic number.

43053345 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

43053345 is a deficient number, since it is larger than the sum of its proper divisors (32478111).

43053345 is a wasteful number, since it uses less digits than its factorization.

43053345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11621 (or 11618 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 43053345 is about 6561.5047816793. The cubic root of 43053345 is about 350.4846211853.

Adding to 43053345 its reverse (54335034), we get a palindrome (97388379).

The spelling of 43053345 in words is "forty-three million, fifty-three thousand, three hundred forty-five".