1160545601 has 4 divisors (see below), whose sum is σ = 1161084804. Its totient is φ = 1160006400.

The previous prime is 1160545597. The next prime is 1160545609. The reversal of 1160545601 is 1065450611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 414163201 + 746382400 = 20351^2 + 27320^2 .

It is a cyclic number.

It is not a de Polignac number, because 1160545601 - 2² = 1160545597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1160545609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266360 + ... + 270681.

It is an arithmetic number, because the mean of its divisors is an integer number (290271201).

Almost surely, 2^1160545601 is an apocalyptic number.

It is an amenable number.

1160545601 is a deficient number, since it is larger than the sum of its proper divisors (539203).

1160545601 is an equidigital number, since it uses as much as digits as its factorization.

1160545601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539202.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 1160545601 is about 34066.7814887171. The cubic root of 1160545601 is about 1050.8822821722.

The spelling of 1160545601 in words is "one billion, one hundred sixty million, five hundred forty-five thousand, six hundred one".