1043278079 has 2 divisors, whose sum is σ = 1043278080. Its totient is φ = 1043278078.

The previous prime is 1043278073. The next prime is 1043278081. The reversal of 1043278079 is 9708723401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1043278079 - 2¹⁶ = 1043212543 is a prime.

Together with 1043278081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1043278073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521639039 + 521639040.

It is an arithmetic number, because the mean of its divisors is an integer number (521639040).

Almost surely, 2^1043278079 is an apocalyptic number.

1043278079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043278079 is an equidigital number, since it uses as much as digits as its factorization.

1043278079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 1043278079 is about 32299.8154638691. The cubic root of 1043278079 is about 1014.2227798370. Note that the first 3 decimals are identical.

The spelling of 1043278079 in words is "one billion, forty-three million, two hundred seventy-eight thousand, seventy-nine".