1123208 has 8 divisors (see below), whose sum is σ = 2106030. Its totient is φ = 561600.

The previous prime is 1123189. The next prime is 1123211. The reversal of 1123208 is 8023211.

It can be written as a sum of positive squares in only one way, i.e., 1119364 + 3844 = 1058^2 + 62^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1123208² = 2523192422528, which contains 22 as substring.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70193 + ... + 70208.

2^1123208 is an apocalyptic number.

It is an amenable number.

1123208 is a deficient number, since it is larger than the sum of its proper divisors (982822).

1123208 is a wasteful number, since it uses less digits than its factorization.

1123208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140407 (or 140403 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1123208 is about 1059.8150782094. The cubic root of 1123208 is about 103.9489394321.

Adding to 1123208 its reverse (8023211), we get a palindrome (9146419).

It can be divided in two parts, 1123 and 208, that added together give a palindrome (1331).

The spelling of 1123208 in words is "one million, one hundred twenty-three thousand, two hundred eight".