1043926343 has 4 divisors (see below), whose sum is σ = 1044572760. Its totient is φ = 1043279928.

The previous prime is 1043926267. The next prime is 1043926409. The reversal of 1043926343 is 3436293401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043926343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043926243) 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, 320780 + ... + 324017.

It is an arithmetic number, because the mean of its divisors is an integer number (261143190).

Almost surely, 2^1043926343 is an apocalyptic number.

1043926343 is a deficient number, since it is larger than the sum of its proper divisors (646417).

1043926343 is an equidigital number, since it uses as much as digits as its factorization.

1043926343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646416.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 1043926343 is about 32309.8490092417. The cubic root of 1043926343 is about 1014.4328062897.

The spelling of 1043926343 in words is "one billion, forty-three million, nine hundred twenty-six thousand, three hundred forty-three".