43012011322979 has 2 divisors, whose sum is σ = 43012011322980. Its totient is φ = 43012011322978.

The previous prime is 43012011322963. The next prime is 43012011322991. The reversal of 43012011322979 is 97922311021034.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43012011322979 - 2⁴ = 43012011322963 is a prime.

It is not a weakly prime, because it can be changed into another prime (43012011322079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21506005661489 + 21506005661490.

It is an arithmetic number, because the mean of its divisors is an integer number (21506005661490).

Almost surely, 2^{43012011322979} is an apocalyptic number.

43012011322979 is a deficient number, since it is larger than the sum of its proper divisors (1).

43012011322979 is an equidigital number, since it uses as much as digits as its factorization.

43012011322979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 43012011322979 in words is "forty-three trillion, twelve billion, eleven million, three hundred twenty-two thousand, nine hundred seventy-nine".