1055059701691 has 2 divisors, whose sum is σ = 1055059701692. Its totient is φ = 1055059701690.

The previous prime is 1055059701679. The next prime is 1055059701713. The reversal of 1055059701691 is 1961079505501.

It is a weak prime.

It is an emirp because it is prime and its reverse (1961079505501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1055059701691 - 2⁵ = 1055059701659 is a prime.

It is a super-2 number, since 2×1055059701691² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055059701611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527529850845 + 527529850846.

It is an arithmetic number, because the mean of its divisors is an integer number (527529850846).

Almost surely, 2^{1055059701691} is an apocalyptic number.

1055059701691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055059701691 is an equidigital number, since it uses as much as digits as its factorization.

1055059701691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 425250, while the sum is 49.

The spelling of 1055059701691 in words is "one trillion, fifty-five billion, fifty-nine million, seven hundred one thousand, six hundred ninety-one".