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45043 = 311453
BaseRepresentation
bin1010111111110011
32021210021
422333303
52420133
6544311
7245215
oct127763
967707
1045043
1130929
1222097
131766b
14125b5
15d52d
hexaff3

45043 has 4 divisors (see below), whose sum is σ = 46528. Its totient is φ = 43560.

The previous prime is 45013. The next prime is 45053. The reversal of 45043 is 34054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34054 = 217027.

It is a cyclic number.

It is not a de Polignac number, because 45043 - 29 = 44531 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (45013) 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, 696 + ... + 757.

It is an arithmetic number, because the mean of its divisors is an integer number (11632).

245043 is an apocalyptic number.

45043 is a deficient number, since it is larger than the sum of its proper divisors (1485).

45043 is a wasteful number, since it uses less digits than its factorization.

45043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 45043 is about 212.2333621276. The cubic root of 45043 is about 35.5802588021.

Adding to 45043 its reverse (34054), we get a palindrome (79097).

The spelling of 45043 in words is "forty-five thousand, forty-three".

Divisors: 1 31 1453 45043