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1054 = 21731

1054 has 8 divisors (see below), whose sum is σ = 1728. Its totient is φ = 480.

The previous prime is 1051. The next prime is 1061. The reversal of 1054 is 4501.

1054 is nontrivially palindromic in base 15.

1054 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10542 = 2221832, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

1054 is an undulating number in base 15.

1054 is strictly pandigital in base 5.

It is a nialpdrome in base 13 and base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 1054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19 + ... + 49.

It is an arithmetic number, because the mean of its divisors is an integer number (216).

1054 is the 27-th centered triangular number.

1054 is a deficient number, since it is larger than the sum of its proper divisors (674).

1054 is a wasteful number, since it uses less digits than its factorization.

1054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50.

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 1054 is about 32.4653661615. The cubic root of 1054 is about 10.1768538338.

The spelling of 1054 in words is "one thousand, fifty-four".

Divisors: 1 2 17 31 34 62 527 1054