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11297671 = 711314733
BaseRepresentation
bin101011000110…
…001110000111
3210020222111021
4223012032013
510343011141
61042052011
7165012550
oct53061607
923228437
1011297671
116417120
12394a007
132457418
141701327
15ed26d1
hexac6387

11297671 has 16 divisors (see below), whose sum is σ = 14542848. Its totient is φ = 8517600.

The previous prime is 11297621. The next prime is 11297677. The reversal of 11297671 is 17679211.

11297671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11297671 - 219 = 10773383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11297677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21 + ... + 4753.

It is an arithmetic number, because the mean of its divisors is an integer number (908928).

Almost surely, 211297671 is an apocalyptic number.

11297671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11297671 is a deficient number, since it is larger than the sum of its proper divisors (3245177).

11297671 is a wasteful number, since it uses less digits than its factorization.

11297671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4782.

The product of its digits is 5292, while the sum is 34.

The square root of 11297671 is about 3361.2008270855. The cubic root of 11297671 is about 224.3862847396.

The spelling of 11297671 in words is "eleven million, two hundred ninety-seven thousand, six hundred seventy-one".