1059420427 has 4 divisors (see below), whose sum is σ = 1140914320. Its totient is φ = 977926536.

The previous prime is 1059420409. The next prime is 1059420473. The reversal of 1059420427 is 7240249501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7240249501 = 823 ⋅8797387.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1059420427 is a prime.

It is a super-2 number, since 2×1059420427² = 2244743282289724658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1059420392 and 1059420401.

It is not an unprimeable number, because it can be changed into a prime (1059420407) 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 in 3 ways as a sum of consecutive naturals, for example, 40746927 + ... + 40746952.

It is an arithmetic number, because the mean of its divisors is an integer number (285228580).

Almost surely, 2^1059420427 is an apocalyptic number.

1059420427 is a deficient number, since it is larger than the sum of its proper divisors (81493893).

1059420427 is an equidigital number, since it uses as much as digits as its factorization.

1059420427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81493892.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1059420427 is about 32548.7392536178. The cubic root of 1059420427 is about 1019.4269583350.

Adding to 1059420427 its reverse (7240249501), we get a palindrome (8299669928).

The spelling of 1059420427 in words is "one billion, fifty-nine million, four hundred twenty thousand, four hundred twenty-seven".