1013247 has 6 divisors (see below), whose sum is σ = 1463592. Its totient is φ = 675492.

The previous prime is 1013239. The next prime is 1013249. The reversal of 1013247 is 7423101.

It is not a de Polignac number, because 1013247 - 2³ = 1013239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56283 + ... + 56300.

It is an arithmetic number, because the mean of its divisors is an integer number (243932).

2^1013247 is an apocalyptic number.

1013247 is a deficient number, since it is larger than the sum of its proper divisors (450345).

1013247 is a wasteful number, since it uses less digits than its factorization.

1013247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112589 (or 112586 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1013247 is about 1006.6017087210. The cubic root of 1013247 is about 100.4396310795.

Adding to 1013247 its reverse (7423101), we get a palindrome (8436348).

The spelling of 1013247 in words is "one million, thirteen thousand, two hundred forty-seven".