1078392479 has 2 divisors, whose sum is σ = 1078392480. Its totient is φ = 1078392478.

The previous prime is 1078392457. The next prime is 1078392529. The reversal of 1078392479 is 9742938701.

It is an a-pointer prime, because the next prime (1078392529) can be obtained adding 1078392479 to its sum of digits (50).

It is a weak prime.

It is an emirp because it is prime and its reverse (9742938701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1078392479 - 2¹⁶ = 1078326943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078392409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539196239 + 539196240.

It is an arithmetic number, because the mean of its divisors is an integer number (539196240).

Almost surely, 2^1078392479 is an apocalyptic number.

1078392479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078392479 is an equidigital number, since it uses as much as digits as its factorization.

1078392479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 1078392479 is about 32838.8866894114. The cubic root of 1078392479 is about 1025.4762740807.

The spelling of 1078392479 in words is "one billion, seventy-eight million, three hundred ninety-two thousand, four hundred seventy-nine".