43245204001 has 4 divisors (see below), whose sum is σ = 43245652912. Its totient is φ = 43244755092.

The previous prime is 43245203927. The next prime is 43245204047. The reversal of 43245204001 is 10040254234.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 43245204001 - 2⁹ = 43245203489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43245204701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14475 + ... + 294448.

It is an arithmetic number, because the mean of its divisors is an integer number (10811413228).

Almost surely, 2^43245204001 is an apocalyptic number.

It is an amenable number.

43245204001 is a deficient number, since it is larger than the sum of its proper divisors (448911).

43245204001 is a wasteful number, since it uses less digits than its factorization.

43245204001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448910.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 43245204001 its reverse (10040254234), we get a palindrome (53285458235).

The spelling of 43245204001 in words is "forty-three billion, two hundred forty-five million, two hundred four thousand, one".