5515454 has 8 divisors (see below), whose sum is σ = 9455088. Its totient is φ = 2363760.

The previous prime is 5515451. The next prime is 5515457. The reversal of 5515454 is 4545155.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5515451) and next prime (5515457).

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

It is a super-2 number, since 2×5515454² = 60840465652232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515451) 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 3 ways as a sum of consecutive naturals, for example, 196967 + ... + 196994.

It is an arithmetic number, because the mean of its divisors is an integer number (1181886).

Almost surely, 2^5515454 is an apocalyptic number.

5515454 is a deficient number, since it is larger than the sum of its proper divisors (3939634).

5515454 is a wasteful number, since it uses less digits than its factorization.

5515454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393970.

The product of its digits is 10000, while the sum is 29.

The square root of 5515454 is about 2348.5003725782. The cubic root of 5515454 is about 176.6825894434.

Subtracting from 5515454 its reverse (4545155), we obtain a cube (970299 = 99³).

The spelling of 5515454 in words is "five million, five hundred fifteen thousand, four hundred fifty-four".