11111053 has 2 divisors, whose sum is σ = 11111054. Its totient is φ = 11111052.
The previous prime is 11111039. The next prime is 11111069. The reversal of 11111053 is 35011111.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9320809 + 1790244 = 3053^2 + 1338^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11111053 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11111083) 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 as a sum of consecutive naturals, namely, 5555526 + 5555527.
It is an arithmetic number, because the mean of its divisors is an integer number (5555527).
Almost surely, 211111053 is an apocalyptic number.
It is an amenable number.
11111053 is a deficient number, since it is larger than the sum of its proper divisors (1).
11111053 is an equidigital number, since it uses as much as digits as its factorization.
11111053 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15, while the sum is 13.
The square root of 11111053 is about 3333.3246166553. The cubic root of 11111053 is about 223.1439276785.
Adding to 11111053 its reverse (35011111), we get a palindrome (46122164).
The spelling of 11111053 in words is "eleven million, one hundred eleven thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •