1123630 has 8 divisors (see below), whose sum is σ = 2022552. Its totient is φ = 449448.

The previous prime is 1123621. The next prime is 1123631. The reversal of 1123630 is 363211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123631) 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, 56172 + ... + 56191.

It is an arithmetic number, because the mean of its divisors is an integer number (252819).

2^1123630 is an apocalyptic number.

1123630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123630 is a deficient number, since it is larger than the sum of its proper divisors (898922).

1123630 is a wasteful number, since it uses less digits than its factorization.

1123630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112370.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1123630 is about 1060.0141508489. The cubic root of 1123630 is about 103.9619560060.

Adding to 1123630 its reverse (363211), we get a palindrome (1486841).

The spelling of 1123630 in words is "one million, one hundred twenty-three thousand, six hundred thirty".