43303121847131 has 2 divisors, whose sum is σ = 43303121847132. Its totient is φ = 43303121847130.

The previous prime is 43303121847119. The next prime is 43303121847157. The reversal of 43303121847131 is 13174812130334.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43303121847131 is a prime.

It is a super-2 number, since 2×43303121847131² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (43303121247131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21651560923565 + 21651560923566.

It is an arithmetic number, because the mean of its divisors is an integer number (21651560923566).

Almost surely, 2^{43303121847131} is an apocalyptic number.

43303121847131 is a deficient number, since it is larger than the sum of its proper divisors (1).

43303121847131 is an equidigital number, since it uses as much as digits as its factorization.

43303121847131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

Adding to 43303121847131 its reverse (13174812130334), we get a palindrome (56477933977465).

The spelling of 43303121847131 in words is "forty-three trillion, three hundred three billion, one hundred twenty-one million, eight hundred forty-seven thousand, one hundred thirty-one".