43104407592949 has 2 divisors, whose sum is σ = 43104407592950. Its totient is φ = 43104407592948.

The previous prime is 43104407592947. The next prime is 43104407592973. The reversal of 43104407592949 is 94929570440134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42901425806724 + 202981786225 = 6549918^2 + 450535^2 .

It is a cyclic number.

It is not a de Polignac number, because 43104407592949 - 2¹ = 43104407592947 is a prime.

Together with 43104407592947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43104407592941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21552203796474 + 21552203796475.

It is an arithmetic number, because the mean of its divisors is an integer number (21552203796475).

Almost surely, 2^{43104407592949} is an apocalyptic number.

It is an amenable number.

43104407592949 is a deficient number, since it is larger than the sum of its proper divisors (1).

43104407592949 is an equidigital number, since it uses as much as digits as its factorization.

43104407592949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39191040, while the sum is 61.

The spelling of 43104407592949 in words is "forty-three trillion, one hundred four billion, four hundred seven million, five hundred ninety-two thousand, nine hundred forty-nine".