1356111 has 12 divisors (see below), whose sum is σ = 1996488. Its totient is φ = 886704.

The previous prime is 1356109. The next prime is 1356133. The reversal of 1356111 is 1116531.

It is not a de Polignac number, because 1356111 - 2¹ = 1356109 is a prime.

1356111 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 945 + ... + 1898.

It is an arithmetic number, because the mean of its divisors is an integer number (166374).

2^1356111 is an apocalyptic number.

1356111 is a deficient number, since it is larger than the sum of its proper divisors (640377).

1356111 is a wasteful number, since it uses less digits than its factorization.

1356111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902 (or 2899 counting only the distinct ones).

The product of its digits is 90, while the sum is 18.

The square root of 1356111 is about 1164.5217902641. The cubic root of 1356111 is about 110.6874577879.

The spelling of 1356111 in words is "one million, three hundred fifty-six thousand, one hundred eleven".