1055551459 has 2 divisors, whose sum is σ = 1055551460. Its totient is φ = 1055551458.

The previous prime is 1055551451. The next prime is 1055551463. The reversal of 1055551459 is 9541555501.

It is a strong prime.

It is an emirp because it is prime and its reverse (9541555501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1055551459 - 2³ = 1055551451 is a prime.

It is a super-2 number, since 2×1055551459² = 2228377765194057362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055551451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527775729 + 527775730.

It is an arithmetic number, because the mean of its divisors is an integer number (527775730).

Almost surely, 2^1055551459 is an apocalyptic number.

1055551459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055551459 is an equidigital number, since it uses as much as digits as its factorization.

1055551459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112500, while the sum is 40.

The square root of 1055551459 is about 32489.2514379756. The cubic root of 1055551459 is about 1018.1844735381.

The spelling of 1055551459 in words is "one billion, fifty-five million, five hundred fifty-one thousand, four hundred fifty-nine".