1055756459 has 2 divisors, whose sum is σ = 1055756460. Its totient is φ = 1055756458.

The previous prime is 1055756447. The next prime is 1055756467. The reversal of 1055756459 is 9546575501.

It is a strong prime.

It is an emirp because it is prime and its reverse (9546575501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1055756459 - 2¹² = 1055752363 is a prime.

It is a super-2 number, since 2×1055756459² = 2229243401440437362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055756479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527878229 + 527878230.

It is an arithmetic number, because the mean of its divisors is an integer number (527878230).

Almost surely, 2^1055756459 is an apocalyptic number.

1055756459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055756459 is an equidigital number, since it uses as much as digits as its factorization.

1055756459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945000, while the sum is 47.

The square root of 1055756459 is about 32492.4061743663. The cubic root of 1055756459 is about 1018.2503835747.

The spelling of 1055756459 in words is "one billion, fifty-five million, seven hundred fifty-six thousand, four hundred fifty-nine".