1559081055 has 32 divisors (see below), whose sum is σ = 2863171584. Its totient is φ = 709652736.

The previous prime is 1559081023. The next prime is 1559081087. The reversal of 1559081055 is 5501809551.

It is an interprime number because it is at equal distance from previous prime (1559081023) and next prime (1559081087).

It is not a de Polignac number, because 1559081055 - 2⁵ = 1559081023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7399 + ... + 56328.

It is an arithmetic number, because the mean of its divisors is an integer number (89474112).

Almost surely, 2^1559081055 is an apocalyptic number.

1559081055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1559081055 is a deficient number, since it is larger than the sum of its proper divisors (1304090529).

1559081055 is a wasteful number, since it uses less digits than its factorization.

1559081055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63975.

The product of its (nonzero) digits is 45000, while the sum is 39.

The square root of 1559081055 is about 39485.2004553605. The cubic root of 1559081055 is about 1159.5502256980.

The spelling of 1559081055 in words is "one billion, five hundred fifty-nine million, eighty-one thousand, fifty-five".