1059542321 has 2 divisors, whose sum is σ = 1059542322. Its totient is φ = 1059542320.

The previous prime is 1059542303. The next prime is 1059542327. The reversal of 1059542321 is 1232459501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 637815025 + 421727296 = 25255^2 + 20536^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1059542321 is a prime.

It is a super-2 number, since 2×1059542321² = 2245259859980134082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1059542327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529771160 + 529771161.

It is an arithmetic number, because the mean of its divisors is an integer number (529771161).

Almost surely, 2^1059542321 is an apocalyptic number.

It is an amenable number.

1059542321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1059542321 is an equidigital number, since it uses as much as digits as its factorization.

1059542321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1059542321 is about 32550.6116839607. The cubic root of 1059542321 is about 1019.4660543228.

The spelling of 1059542321 in words is "one billion, fifty-nine million, five hundred forty-two thousand, three hundred twenty-one".