1073427 has 4 divisors (see below), whose sum is σ = 1431240. Its totient is φ = 715616.

The previous prime is 1073411. The next prime is 1073441. The reversal of 1073427 is 7243701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7243701 = 3 ⋅2414567.

It is a cyclic number.

It is not a de Polignac number, because 1073427 - 2⁴ = 1073411 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 1073397 and 1073406.

It is not an unprimeable number, because it can be changed into a prime (1073447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178902 + ... + 178907.

It is an arithmetic number, because the mean of its divisors is an integer number (357810).

2^1073427 is an apocalyptic number.

1073427 is a deficient number, since it is larger than the sum of its proper divisors (357813).

1073427 is an equidigital number, since it uses as much as digits as its factorization.

1073427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357812.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 1073427 is about 1036.0632220092. The cubic root of 1073427 is about 102.3899910363.

It can be divided in two parts, 10 and 73427, that added together give a palindrome (73437).

The spelling of 1073427 in words is "one million, seventy-three thousand, four hundred twenty-seven".