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11164697 = 12787911
BaseRepresentation
bin101010100101…
…110000011001
3210000020002022
4222211300121
510324232242
61035144225
7163620065
oct52456031
923006068
1011164697
116336225
1238a5075
13240ba3b
1416a8aa5
15ea80d2
hexaa5c19

11164697 has 4 divisors (see below), whose sum is σ = 11252736. Its totient is φ = 11076660.

The previous prime is 11164691. The next prime is 11164711. The reversal of 11164697 is 79646111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79646111 = 619128669.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11164697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11164691) 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 3 ways as a sum of consecutive naturals, for example, 43829 + ... + 44082.

It is an arithmetic number, because the mean of its divisors is an integer number (2813184).

Almost surely, 211164697 is an apocalyptic number.

It is an amenable number.

11164697 is a deficient number, since it is larger than the sum of its proper divisors (88039).

11164697 is an equidigital number, since it uses as much as digits as its factorization.

11164697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88038.

The product of its digits is 9072, while the sum is 35.

The square root of 11164697 is about 3341.3615488301. The cubic root of 11164697 is about 223.5024631585.

The spelling of 11164697 in words is "eleven million, one hundred sixty-four thousand, six hundred ninety-seven".

Divisors: 1 127 87911 11164697