1056105764587 has 2 divisors, whose sum is σ = 1056105764588. Its totient is φ = 1056105764586.

The previous prime is 1056105764543. The next prime is 1056105764603. The reversal of 1056105764587 is 7854675016501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056105764587 - 2³¹ = 1053958280939 is a prime.

It is a super-2 number, since 2×1056105764587² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1056105794587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528052882293 + 528052882294.

It is an arithmetic number, because the mean of its divisors is an integer number (528052882294).

Almost surely, 2^{1056105764587} is an apocalyptic number.

1056105764587 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056105764587 is an equidigital number, since it uses as much as digits as its factorization.

1056105764587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056000, while the sum is 55.

The spelling of 1056105764587 in words is "one trillion, fifty-six billion, one hundred five million, seven hundred sixty-four thousand, five hundred eighty-seven".