5490543 has 4 divisors (see below), whose sum is σ = 7320728. Its totient is φ = 3660360.

The previous prime is 5490539. The next prime is 5490553. The reversal of 5490543 is 3450945.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5490543 - 2² = 5490539 is a prime.

It is a D-number.

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

It is a Duffinian number.

5490543 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5490543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5490553) 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, 915088 + ... + 915093.

It is an arithmetic number, because the mean of its divisors is an integer number (1830182).

Almost surely, 2^5490543 is an apocalyptic number.

5490543 is a deficient number, since it is larger than the sum of its proper divisors (1830185).

5490543 is a wasteful number, since it uses less digits than its factorization.

5490543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830184.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 5490543 is about 2343.1907732833. The cubic root of 5490543 is about 176.4161874995.

The spelling of 5490543 in words is "five million, four hundred ninety thousand, five hundred forty-three".