5551147 has 8 divisors (see below), whose sum is σ = 6515936. Its totient is φ = 4629312.

The previous prime is 5551121. The next prime is 5551157. The reversal of 5551147 is 7411555.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5551147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5551157) 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 7 ways as a sum of consecutive naturals, for example, 10458 + ... + 10975.

It is an arithmetic number, because the mean of its divisors is an integer number (814492).

Almost surely, 2^5551147 is an apocalyptic number.

5551147 is a deficient number, since it is larger than the sum of its proper divisors (964789).

5551147 is a wasteful number, since it uses less digits than its factorization.

5551147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21477.

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

The square root of 5551147 is about 2356.0872224941. The cubic root of 5551147 is about 177.0629012397.

The spelling of 5551147 in words is "five million, five hundred fifty-one thousand, one hundred forty-seven".