1560651161 has 8 divisors (see below), whose sum is σ = 1577702304. Its totient is φ = 1543691520.

The previous prime is 1560651151. The next prime is 1560651163. The reversal of 1560651161 is 1611560651.

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

It is a cyclic number.

It is not a de Polignac number, because 1560651161 - 2⁶ = 1560651097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1560651163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11705 + ... + 57081.

It is an arithmetic number, because the mean of its divisors is an integer number (197212788).

Almost surely, 2^1560651161 is an apocalyptic number.

It is an amenable number.

1560651161 is a deficient number, since it is larger than the sum of its proper divisors (17051143).

1560651161 is a wasteful number, since it uses less digits than its factorization.

1560651161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45751.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 1560651161 is about 39505.0776609792. The cubic root of 1560651161 is about 1159.9393450746.

The spelling of 1560651161 in words is "one billion, five hundred sixty million, six hundred fifty-one thousand, one hundred sixty-one".