1067131427 has 2 divisors, whose sum is σ = 1067131428. Its totient is φ = 1067131426.

The previous prime is 1067131423. The next prime is 1067131441. The reversal of 1067131427 is 7241317601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1067131427 - 2² = 1067131423 is a prime.

It is a super-2 number, since 2×1067131427² = 2277538964982112658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1067131393 and 1067131402.

It is not a weakly prime, because it can be changed into another prime (1067131421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533565713 + 533565714.

It is an arithmetic number, because the mean of its divisors is an integer number (533565714).

Almost surely, 2^1067131427 is an apocalyptic number.

1067131427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1067131427 is an equidigital number, since it uses as much as digits as its factorization.

1067131427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 1067131427 is about 32666.9776226697. The cubic root of 1067131427 is about 1021.8942842386.

The spelling of 1067131427 in words is "one billion, sixty-seven million, one hundred thirty-one thousand, four hundred twenty-seven".