Search a number
-
+
1054079 = 1381083
BaseRepresentation
bin100000001010101111111
31222112220222
410001111333
5232212304
634331555
711650055
oct4012577
91875828
101054079
1165aa44
12429bbb
132aba20
141d61d5
1515c4be
hex10157f

1054079 has 4 divisors (see below), whose sum is σ = 1135176. Its totient is φ = 972984.

The previous prime is 1054073. The next prime is 1054091. The reversal of 1054079 is 9704501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9704501 = 17570853.

It is a cyclic number.

It is not a de Polignac number, because 1054079 - 220 = 5503 is a prime.

It is a super-2 number, since 2×10540792 = 2222165076482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054073) 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, 40529 + ... + 40554.

It is an arithmetic number, because the mean of its divisors is an integer number (283794).

21054079 is an apocalyptic number.

1054079 is a deficient number, since it is larger than the sum of its proper divisors (81097).

1054079 is an equidigital number, since it uses as much as digits as its factorization.

1054079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81096.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1054079 is about 1026.6834955331. The cubic root of 1054079 is about 101.7710808786.

The spelling of 1054079 in words is "one million, fifty-four thousand, seventy-nine".

Divisors: 1 13 81083 1054079