5455515 has 32 divisors (see below), whose sum is σ = 9527616. Its totient is φ = 2649600.

The previous prime is 5455511. The next prime is 5455519. The reversal of 5455515 is 5155545.

It is an interprime number because it is at equal distance from previous prime (5455511) and next prime (5455519).

It is not a de Polignac number, because 5455515 - 2² = 5455511 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (5455511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19557 + ... + 19833.

It is an arithmetic number, because the mean of its divisors is an integer number (297738).

Almost surely, 2^5455515 is an apocalyptic number.

5455515 is a deficient number, since it is larger than the sum of its proper divisors (4072101).

5455515 is a wasteful number, since it uses less digits than its factorization.

5455515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399.

The product of its digits is 12500, while the sum is 30.

The square root of 5455515 is about 2335.7043905426. The cubic root of 5455515 is about 176.0402262564.

Adding to 5455515 its sum of digits (30), we get a palindrome (5455545).

The spelling of 5455515 in words is "five million, four hundred fifty-five thousand, five hundred fifteen".