2043340331429 has 4 divisors (see below), whose sum is σ = 2073837948384. Its totient is φ = 2012842714476.

The previous prime is 2043340331393. The next prime is 2043340331453. The reversal of 2043340331429 is 9241330433402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2043340331429 - 2¹² = 2043340327333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2043340331392 and 2043340331401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043340331489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15248808377 + ... + 15248808510.

It is an arithmetic number, because the mean of its divisors is an integer number (518459487096).

Almost surely, 2^{2043340331429} is an apocalyptic number.

It is an amenable number.

2043340331429 is a deficient number, since it is larger than the sum of its proper divisors (30497616955).

2043340331429 is an equidigital number, since it uses as much as digits as its factorization.

2043340331429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30497616954.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 2043340331429 in words is "two trillion, forty-three billion, three hundred forty million, three hundred thirty-one thousand, four hundred twenty-nine".