1078247 has 2 divisors, whose sum is σ = 1078248. Its totient is φ = 1078246.

The previous prime is 1078241. The next prime is 1078331. The reversal of 1078247 is 7428701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1078247 - 2⁶ = 1078183 is a prime.

It is a Chen prime.

It is a pancake number, because a pancake can be divided into 1078247 parts by 1468 straight cuts.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1078241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539123 + 539124.

It is an arithmetic number, because the mean of its divisors is an integer number (539124).

2^1078247 is an apocalyptic number.

1078247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078247 is an equidigital number, since it uses as much as digits as its factorization.

1078247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 1078247 is about 1038.3867294992. The cubic root of 1078247 is about 102.5430158535.

The spelling of 1078247 in words is "one million, seventy-eight thousand, two hundred forty-seven".