1105427 has 2 divisors, whose sum is σ = 1105428. Its totient is φ = 1105426.

The previous prime is 1105397. The next prime is 1105441. The reversal of 1105427 is 7245011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1105427 - 2⁸ = 1105171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105399 and 1105408.

It is not a weakly prime, because it can be changed into another prime (1105457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552713 + 552714.

It is an arithmetic number, because the mean of its divisors is an integer number (552714).

2^1105427 is an apocalyptic number.

1105427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105427 is an equidigital number, since it uses as much as digits as its factorization.

1105427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 1105427 is about 1051.3928856522. The cubic root of 1105427 is about 103.3974962823.

The spelling of 1105427 in words is "one million, one hundred five thousand, four hundred twenty-seven".