43113204097 has 2 divisors, whose sum is σ = 43113204098. Its totient is φ = 43113204096.

The previous prime is 43113203999. The next prime is 43113204137. The reversal of 43113204097 is 79040231134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36481382001 + 6631822096 = 191001^2 + 81436^2 .

It is a cyclic number.

It is not a de Polignac number, because 43113204097 - 2¹⁵ = 43113171329 is a prime.

It is not a weakly prime, because it can be changed into another prime (43113204397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21556602048 + 21556602049.

It is an arithmetic number, because the mean of its divisors is an integer number (21556602049).

Almost surely, 2^43113204097 is an apocalyptic number.

It is an amenable number.

43113204097 is a deficient number, since it is larger than the sum of its proper divisors (1).

43113204097 is an equidigital number, since it uses as much as digits as its factorization.

43113204097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 43113204097 in words is "forty-three billion, one hundred thirteen million, two hundred four thousand, ninety-seven".