1355071 has 2 divisors, whose sum is σ = 1355072. Its totient is φ = 1355070.

The previous prime is 1355063. The next prime is 1355089. The reversal of 1355071 is 1705531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1355071 - 2³ = 1355063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677535 + 677536.

It is an arithmetic number, because the mean of its divisors is an integer number (677536).

2^1355071 is an apocalyptic number.

1355071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355071 is an equidigital number, since it uses as much as digits as its factorization.

1355071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 1355071 is about 1164.0751693941. The cubic root of 1355071 is about 110.6591551893.

The spelling of 1355071 in words is "one million, three hundred fifty-five thousand, seventy-one".