1180247 has 2 divisors, whose sum is σ = 1180248. Its totient is φ = 1180246.

The previous prime is 1180243. The next prime is 1180253. The reversal of 1180247 is 7420811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1180247 - 2² = 1180243 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1180241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590123 + 590124.

It is an arithmetic number, because the mean of its divisors is an integer number (590124).

2^1180247 is an apocalyptic number.

1180247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1180247 is an equidigital number, since it uses as much as digits as its factorization.

1180247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 1180247 is about 1086.3917341364. The cubic root of 1180247 is about 105.6795531834.

The spelling of 1180247 in words is "one million, one hundred eighty thousand, two hundred forty-seven".