43331874414149 has 2 divisors, whose sum is σ = 43331874414150. Its totient is φ = 43331874414148.

The previous prime is 43331874414007. The next prime is 43331874414163. The reversal of 43331874414149 is 94141447813334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25836309541249 + 17495564872900 = 5082943^2 + 4182770^2 .

It is a cyclic number.

It is not a de Polignac number, because 43331874414149 - 2¹⁶ = 43331874348613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43331874414094 and 43331874414103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43331874414949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21665937207074 + 21665937207075.

It is an arithmetic number, because the mean of its divisors is an integer number (21665937207075).

Almost surely, 2^{43331874414149} is an apocalyptic number.

It is an amenable number.

43331874414149 is a deficient number, since it is larger than the sum of its proper divisors (1).

43331874414149 is an equidigital number, since it uses as much as digits as its factorization.

43331874414149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13934592, while the sum is 56.

The spelling of 43331874414149 in words is "forty-three trillion, three hundred thirty-one billion, eight hundred seventy-four million, four hundred fourteen thousand, one hundred forty-nine".