1080863247 has 16 divisors (see below), whose sum is σ = 1528388352. Its totient is φ = 677093760.

The previous prime is 1080863243. The next prime is 1080863249. The reversal of 1080863247 is 7423680801.

It is not a de Polignac number, because 1080863247 - 2² = 1080863243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1080863243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15388 + ... + 48974.

It is an arithmetic number, because the mean of its divisors is an integer number (95524272).

Almost surely, 2^1080863247 is an apocalyptic number.

1080863247 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1080863247 is a deficient number, since it is larger than the sum of its proper divisors (447525105).

1080863247 is a wasteful number, since it uses less digits than its factorization.

1080863247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34238.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 1080863247 is about 32876.4847117206. The cubic root of 1080863247 is about 1026.2588529113.

The spelling of 1080863247 in words is "one billion, eighty million, eight hundred sixty-three thousand, two hundred forty-seven".