5551471 has 4 divisors (see below), whose sum is σ = 5570712. Its totient is φ = 5532232.

The previous prime is 5551463. The next prime is 5551489. The reversal of 5551471 is 1741555.

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

It is a cyclic number.

It is not a de Polignac number, because 5551471 - 2³ = 5551463 is a prime.

It is a super-3 number, since 3×5551471³ (a number of 21 digits) contains 333 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 (5591471) 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, 9181 + ... + 9766.

It is an arithmetic number, because the mean of its divisors is an integer number (1392678).

Almost surely, 2^5551471 is an apocalyptic number.

5551471 is a deficient number, since it is larger than the sum of its proper divisors (19241).

5551471 is a wasteful number, since it uses less digits than its factorization.

5551471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19240.

The product of its digits is 3500, while the sum is 28.

The square root of 5551471 is about 2356.1559795565. The cubic root of 5551471 is about 177.0663460091.

The spelling of 5551471 in words is "five million, five hundred fifty-one thousand, four hundred seventy-one".