1078001 has 2 divisors, whose sum is σ = 1078002. Its totient is φ = 1078000.

The previous prime is 1077997. The next prime is 1078009. The reversal of 1078001 is 1008701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 774400 + 303601 = 880^2 + 551^2 .

It is an emirp because it is prime and its reverse (1008701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1078001 - 2² = 1077997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539000 + 539001.

It is an arithmetic number, because the mean of its divisors is an integer number (539001).

2^1078001 is an apocalyptic number.

It is an amenable number.

1078001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078001 is an equidigital number, since it uses as much as digits as its factorization.

1078001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 1078001 is about 1038.2682697646. The cubic root of 1078001 is about 102.5352169291.

The spelling of 1078001 in words is "one million, seventy-eight thousand, one".