1160517261 has 8 divisors (see below), whose sum is σ = 1552943584. Its totient is φ = 770884560.

The previous prime is 1160517229. The next prime is 1160517263. The reversal of 1160517261 is 1627150611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1160517261 - 2⁵ = 1160517229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1160517263) 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 7 ways as a sum of consecutive naturals, for example, 697435 + ... + 699096.

It is an arithmetic number, because the mean of its divisors is an integer number (194117948).

Almost surely, 2^1160517261 is an apocalyptic number.

It is an amenable number.

1160517261 is a deficient number, since it is larger than the sum of its proper divisors (392426323).

1160517261 is a wasteful number, since it uses less digits than its factorization.

1160517261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396811.

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 1160517261 is about 34066.3655384604. The cubic root of 1160517261 is about 1050.8737280788.

Adding to 1160517261 its reverse (1627150611), we get a palindrome (2787667872).

The spelling of 1160517261 in words is "one billion, one hundred sixty million, five hundred seventeen thousand, two hundred sixty-one".