1141623 has 12 divisors (see below), whose sum is σ = 1884688. Its totient is φ = 652320.

The previous prime is 1141597. The next prime is 1141631. The reversal of 1141623 is 3261411.

It is a happy number.

1141623 is a `hidden beast` number, since 1 + 1 + 41 + 623 = 666.

It is not a de Polignac number, because 1141623 - 2¹² = 1137527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141596 and 1141605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141633) 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 in 11 ways as a sum of consecutive naturals, for example, 8998 + ... + 9123.

2^1141623 is an apocalyptic number.

1141623 is a deficient number, since it is larger than the sum of its proper divisors (743065).

1141623 is a wasteful number, since it uses less digits than its factorization.

1141623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18134 (or 18131 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1141623 is about 1068.4675942676. The cubic root of 1141623 is about 104.5139439434.

It can be divided in two parts, 1141 and 623, that added together give a square (1764 = 42²).

The spelling of 1141623 in words is "one million, one hundred forty-one thousand, six hundred twenty-three".