5551515 has 48 divisors (see below), whose sum is σ = 10433280. Its totient is φ = 2721600.

The previous prime is 5551501. The next prime is 5551529. The reversal of 5551515 is 5151555.

It is an interprime number because it is at equal distance from previous prime (5551501) and next prime (5551529).

It is not a de Polignac number, because 5551515 - 2⁹ = 5551003 is a prime.

It is a nude number because it is divisible by every one of its digits.

5551515 is a modest number, since divided by 1515 gives 555 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36690 + ... + 36840.

It is an arithmetic number, because the mean of its divisors is an integer number (217360).

Almost surely, 2^5551515 is an apocalyptic number.

5551515 is a deficient number, since it is larger than the sum of its proper divisors (4881765).

5551515 is a wasteful number, since it uses less digits than its factorization.

5551515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 221 counting only the distinct ones).

The product of its digits is 3125, while the sum is 27.

The square root of 5551515 is about 2356.1653167806. The cubic root of 5551515 is about 177.0668138069.

The spelling of 5551515 in words is "five million, five hundred fifty-one thousand, five hundred fifteen".