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BaseRepresentation
bin10000110111
31110222
4100313
513304
64555
73101
oct2067
91428
101079
118a1
1275b
13650
14571
154be
hex437

1079 has 4 divisors (see below), whose sum is σ = 1176. Its totient is φ = 984.

The previous prime is 1069. The next prime is 1087. The reversal of 1079 is 9701.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9701 = 89109.

It is a cyclic number.

It is not a de Polignac number, because 1079 - 24 = 1063 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is the 10-th primeval number, because it sets a new record (21) in the number of distinct primes that is it possible to write using its digits.

It is a plaindrome in base 6 and base 15.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29 + ... + 54.

It is an arithmetic number, because the mean of its divisors is an integer number (294).

1079 is a deficient number, since it is larger than the sum of its proper divisors (97).

1079 is an equidigital number, since it uses as much as digits as its factorization.

1079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96.

The product of its (nonzero) digits is 63, while the sum is 17.

The square root of 1079 is about 32.8481354113. The cubic root of 1079 is about 10.2566880801.

The spelling of 1079 in words is "one thousand, seventy-nine".

Divisors: 1 13 83 1079