1406135 has 4 divisors (see below), whose sum is σ = 1687368. Its totient is φ = 1124904.

The previous prime is 1406101. The next prime is 1406159. The reversal of 1406135 is 5316041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1406135 - 2⁶ = 1406071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 140609 + ... + 140618.

It is an arithmetic number, because the mean of its divisors is an integer number (421842).

2^1406135 is an apocalyptic number.

1406135 is a deficient number, since it is larger than the sum of its proper divisors (281233).

1406135 is an equidigital number, since it uses as much as digits as its factorization.

1406135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281232.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1406135 is about 1185.8056333143. The cubic root of 1406135 is about 112.0320645863.

The spelling of 1406135 in words is "one million, four hundred six thousand, one hundred thirty-five".