1180539345 has 16 divisors (see below), whose sum is σ = 1891013760. Its totient is φ = 628904064.

The previous prime is 1180539317. The next prime is 1180539359. The reversal of 1180539345 is 5439350811.

It is not a de Polignac number, because 1180539345 - 2⁹ = 1180538833 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31060 + ... + 57669.

It is an arithmetic number, because the mean of its divisors is an integer number (118188360).

Almost surely, 2^1180539345 is an apocalyptic number.

1180539345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1180539345 is a deficient number, since it is larger than the sum of its proper divisors (710474415).

1180539345 is an equidigital number, since it uses as much as digits as its factorization.

1180539345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89624.

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 1180539345 is about 34358.9776477706. The cubic root of 1180539345 is about 1056.8827800638.

The spelling of 1180539345 in words is "one billion, one hundred eighty million, five hundred thirty-nine thousand, three hundred forty-five".