1442011 has 4 divisors (see below), whose sum is σ = 1477224. Its totient is φ = 1406800.

The previous prime is 1442009. The next prime is 1442017. The reversal of 1442011 is 1102441.

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 1442011 - 2¹ = 1442009 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1441982 and 1442000.

It is not an unprimeable number, because it can be changed into a prime (1442017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17545 + ... + 17626.

It is an arithmetic number, because the mean of its divisors is an integer number (369306).

2^1442011 is an apocalyptic number.

1442011 is a deficient number, since it is larger than the sum of its proper divisors (35213).

1442011 is an equidigital number, since it uses as much as digits as its factorization.

1442011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35212.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1442011 is about 1200.8376243273. The cubic root of 1442011 is about 112.9768663323.

Adding to 1442011 its reverse (1102441), we get a palindrome (2544452).

It can be divided in two parts, 14 and 42011, that added together give a square (42025 = 205²).

The spelling of 1442011 in words is "one million, four hundred forty-two thousand, eleven".