1406071 has 2 divisors, whose sum is σ = 1406072. Its totient is φ = 1406070.

The previous prime is 1406051. The next prime is 1406077. The reversal of 1406071 is 1706041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1406071 - 2⁵ = 1406039 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 (1406077) 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, 703035 + 703036.

It is an arithmetic number, because the mean of its divisors is an integer number (703036).

2^1406071 is an apocalyptic number.

1406071 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406071 is an equidigital number, since it uses as much as digits as its factorization.

1406071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1406071 is about 1185.7786471344. The cubic root of 1406071 is about 112.0303648536.

It can be divided in two parts, 140607 and 1, that added together give a cube (140608 = 52³).

The spelling of 1406071 in words is "one million, four hundred six thousand, seventy-one".