1133072 has 20 divisors (see below), whose sum is σ = 2291520. Its totient is φ = 541728.
The previous prime is 1133071. The next prime is 1133131. The reversal of 1133072 is 2703311.
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 1133072.
It is not an unprimeable number, because it can be changed into a prime (1133071) 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, 1172 + ... + 1907.
It is an arithmetic number, because the mean of its divisors is an integer number (114576).
21133072 is an apocalyptic number.
It is an amenable number.
1133072 is an abundant number, since it is smaller than the sum of its proper divisors (1158448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1133072 is a wasteful number, since it uses less digits than its factorization.
1133072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3110 (or 3104 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 17.
The square root of 1133072 is about 1064.4585478073. The cubic root of 1133072 is about 104.2523457924.
Adding to 1133072 its reverse (2703311), we get a palindrome (3836383).
The spelling of 1133072 in words is "one million, one hundred thirty-three thousand, seventy-two".
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