43121162047 has 2 divisors, whose sum is σ = 43121162048. Its totient is φ = 43121162046.

The previous prime is 43121162041. The next prime is 43121162053. The reversal of 43121162047 is 74026112134.

It is a balanced prime because it is at equal distance from previous prime (43121162041) and next prime (43121162053).

It is a cyclic number.

It is not a de Polignac number, because 43121162047 - 2¹⁹ = 43120637759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43121162041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21560581023 + 21560581024.

It is an arithmetic number, because the mean of its divisors is an integer number (21560581024).

Almost surely, 2^43121162047 is an apocalyptic number.

43121162047 is a deficient number, since it is larger than the sum of its proper divisors (1).

43121162047 is an equidigital number, since it uses as much as digits as its factorization.

43121162047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 43121162047 in words is "forty-three billion, one hundred twenty-one million, one hundred sixty-two thousand, forty-seven".