43042415197 has 4 divisors (see below), whose sum is σ = 43044019200. Its totient is φ = 43040811196.

The previous prime is 43042415189. The next prime is 43042415231. The reversal of 43042415197 is 79151424034.

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.

It is a cyclic number.

It is not a de Polignac number, because 43042415197 - 2³ = 43042415189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43042415167) 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, 761053 + ... + 815650.

It is an arithmetic number, because the mean of its divisors is an integer number (10761004800).

Almost surely, 2^43042415197 is an apocalyptic number.

It is an amenable number.

43042415197 is a deficient number, since it is larger than the sum of its proper divisors (1604003).

43042415197 is a wasteful number, since it uses less digits than its factorization.

43042415197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604002.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 43042415197 in words is "forty-three billion, forty-two million, four hundred fifteen thousand, one hundred ninety-seven".