1134557 has 2 divisors, whose sum is σ = 1134558. Its totient is φ = 1134556.
The previous prime is 1134541. The next prime is 1134559. The reversal of 1134557 is 7554311.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1125721 + 8836 = 1061^2 + 94^2 .
It is an emirp because it is prime and its reverse (7554311) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1134557 - 24 = 1134541 is a prime.
Together with 1134559, it forms a pair of twin primes.
It is a Chen prime.
It is a plaindrome in base 10.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1134559) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567278 + 567279.
It is an arithmetic number, because the mean of its divisors is an integer number (567279).
21134557 is an apocalyptic number.
It is an amenable number.
1134557 is a deficient number, since it is larger than the sum of its proper divisors (1).
1134557 is an equidigital number, since it uses as much as digits as its factorization.
1134557 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 2100, while the sum is 26.
The square root of 1134557 is about 1065.1558571402. The cubic root of 1134557 is about 104.2978701572.
Adding to 1134557 its reverse (7554311), we get a palindrome (8688868).
The spelling of 1134557 in words is "one million, one hundred thirty-four thousand, five hundred fifty-seven".
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