43301142197 has 2 divisors, whose sum is σ = 43301142198. Its totient is φ = 43301142196.

The previous prime is 43301142193. The next prime is 43301142263. The reversal of 43301142197 is 79124110334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43080738481 + 220403716 = 207559^2 + 14846^2 .

It is a cyclic number.

It is not a de Polignac number, because 43301142197 - 2² = 43301142193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43301142193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21650571098 + 21650571099.

It is an arithmetic number, because the mean of its divisors is an integer number (21650571099).

Almost surely, 2^43301142197 is an apocalyptic number.

It is an amenable number.

43301142197 is a deficient number, since it is larger than the sum of its proper divisors (1).

43301142197 is an equidigital number, since it uses as much as digits as its factorization.

43301142197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 43301142197 in words is "forty-three billion, three hundred one million, one hundred forty-two thousand, one hundred ninety-seven".