43197049922 has 8 divisors (see below), whose sum is σ = 69779849916. Its totient is φ = 19937099952.

The previous prime is 43197049919. The next prime is 43197049927. The reversal of 43197049922 is 22994079134.

It is a Cunningham number, because it is equal to 207839²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 43197049921 + 1 = 207839^2 + 1^2 .

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

It is not an unprimeable number, because it can be changed into a prime (43197049927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 830712473 + ... + 830712524.

Almost surely, 2^43197049922 is an apocalyptic number.

43197049922 is a deficient number, since it is larger than the sum of its proper divisors (26582799994).

43197049922 is a wasteful number, since it uses less digits than its factorization.

43197049922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661425012.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 43197049922 in words is "forty-three billion, one hundred ninety-seven million, forty-nine thousand, nine hundred twenty-two".