1560116611 has 4 divisors (see below), whose sum is σ = 1627947792. Its totient is φ = 1492285432.

The previous prime is 1560116587. The next prime is 1560116617. The reversal of 1560116611 is 1166110651.

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

It is a cyclic number.

It is not a de Polignac number, because 1560116611 - 2¹⁹ = 1559592323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1560116611.

It is not an unprimeable number, because it can be changed into a prime (1560116617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33915556 + ... + 33915601.

It is an arithmetic number, because the mean of its divisors is an integer number (406986948).

Almost surely, 2^1560116611 is an apocalyptic number.

1560116611 is a deficient number, since it is larger than the sum of its proper divisors (67831181).

1560116611 is an equidigital number, since it uses as much as digits as its factorization.

1560116611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67831180.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 1560116611 is about 39498.3114955564. The cubic root of 1560116611 is about 1159.8068968594.

The spelling of 1560116611 in words is "one billion, five hundred sixty million, one hundred sixteen thousand, six hundred eleven".