1123948 has 24 divisors (see below), whose sum is σ = 2272032. Its totient is φ = 476544.
The previous prime is 1123943. The next prime is 1123951. The reversal of 1123948 is 8493211.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is an Ulam number.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1123943) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3690 + ... + 3982.
It is an arithmetic number, because the mean of its divisors is an integer number (94668).
21123948 is an apocalyptic number.
It is an amenable number.
1123948 is an abundant number, since it is smaller than the sum of its proper divisors (1148084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1123948 is a wasteful number, since it uses less digits than its factorization.
1123948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441 (or 439 counting only the distinct ones).
The product of its digits is 1728, while the sum is 28.
The square root of 1123948 is about 1060.1641382352. The cubic root of 1123948 is about 103.9717625508.
The spelling of 1123948 in words is "one million, one hundred twenty-three thousand, nine hundred forty-eight".
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