1132013 has 6 divisors (see below), whose sum is σ = 1202826. Its totient is φ = 1065152.
The previous prime is 1132009. The next prime is 1132063. The reversal of 1132013 is 3102311.
It can be written as a sum of positive squares in 3 ways, for example, as 644809 + 487204 = 803^2 + 698^2 .
It is not a de Polignac number, because 1132013 - 22 = 1132009 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1131985 and 1132003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1132003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1670 + ... + 2247.
It is an arithmetic number, because the mean of its divisors is an integer number (200471).
21132013 is an apocalyptic number.
It is an amenable number.
1132013 is a deficient number, since it is larger than the sum of its proper divisors (70813).
1132013 is an equidigital number, since it uses as much as digits as its factorization.
1132013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3951 (or 3934 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 1132013 is about 1063.9609955257. The cubic root of 1132013 is about 104.2198566398.
Adding to 1132013 its reverse (3102311), we get a palindrome (4234324).
The spelling of 1132013 in words is "one million, one hundred thirty-two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •