1560651421331 has 2 divisors, whose sum is σ = 1560651421332. Its totient is φ = 1560651421330.

The previous prime is 1560651421249. The next prime is 1560651421393. The reversal of 1560651421331 is 1331241560651.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1560651421331 is a prime.

It is a super-2 number, since 2×1560651421331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1560651441331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 780325710665 + 780325710666.

It is an arithmetic number, because the mean of its divisors is an integer number (780325710666).

Almost surely, 2^{1560651421331} is an apocalyptic number.

1560651421331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1560651421331 is an equidigital number, since it uses as much as digits as its factorization.

1560651421331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

Adding to 1560651421331 its reverse (1331241560651), we get a palindrome (2891892981982).

The spelling of 1560651421331 in words is "one trillion, five hundred sixty billion, six hundred fifty-one million, four hundred twenty-one thousand, three hundred thirty-one".