1560581201 has 4 divisors (see below), whose sum is σ = 1560843504. Its totient is φ = 1560318900.

The previous prime is 1560581149. The next prime is 1560581213. The reversal of 1560581201 is 1021850651.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1560581201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1560581251) 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, 122015 + ... + 134196.

It is an arithmetic number, because the mean of its divisors is an integer number (390210876).

Almost surely, 2^1560581201 is an apocalyptic number.

It is an amenable number.

1560581201 is a deficient number, since it is larger than the sum of its proper divisors (262303).

1560581201 is an equidigital number, since it uses as much as digits as its factorization.

1560581201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262302.

The product of its (nonzero) digits is 2400, while the sum is 29.

The square root of 1560581201 is about 39504.1921952595. The cubic root of 1560581201 is about 1159.9220124442.

The spelling of 1560581201 in words is "one billion, five hundred sixty million, five hundred eighty-one thousand, two hundred one".