43245403145 has 16 divisors (see below), whose sum is σ = 59706028800. Its totient is φ = 29454967104.

The previous prime is 43245403139. The next prime is 43245403163. The reversal of 43245403145 is 54130454234.

It is a cyclic number.

It is not a de Polignac number, because 43245403145 - 2⁶ = 43245403081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4141037 + ... + 4151466.

It is an arithmetic number, because the mean of its divisors is an integer number (3731626800).

Almost surely, 2^43245403145 is an apocalyptic number.

It is an amenable number.

43245403145 is a deficient number, since it is larger than the sum of its proper divisors (16460625655).

43245403145 is a wasteful number, since it uses less digits than its factorization.

43245403145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8292664.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 43245403145 its reverse (54130454234), we get a palindrome (97375857379).

The spelling of 43245403145 in words is "forty-three billion, two hundred forty-five million, four hundred three thousand, one hundred forty-five".