43414031421 has 6 divisors (see below), whose sum is σ = 62709156510. Its totient is φ = 28942687608.

The previous prime is 43414031417. The next prime is 43414031429. The reversal of 43414031421 is 12413041434.

43414031421 is a `hidden beast` number, since 4 + 341 + 4 + 0 + 314 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33174615321 + 10239416100 = 182139^2 + 101190^2 .

It is not a de Polignac number, because 43414031421 - 2² = 43414031417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43414031429) 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 in 5 ways as a sum of consecutive naturals, for example, 2411890626 + ... + 2411890643.

It is an arithmetic number, because the mean of its divisors is an integer number (10451526085).

Almost surely, 2^43414031421 is an apocalyptic number.

It is an amenable number.

43414031421 is a deficient number, since it is larger than the sum of its proper divisors (19295125089).

43414031421 is a wasteful number, since it uses less digits than its factorization.

43414031421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4823781275 (or 4823781272 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 43414031421 its reverse (12413041434), we get a palindrome (55827072855).

The spelling of 43414031421 in words is "forty-three billion, four hundred fourteen million, thirty-one thousand, four hundred twenty-one".