551479503 has 8 divisors (see below), whose sum is σ = 774006400. Its totient is φ = 348302808.

The previous prime is 551479463. The next prime is 551479543. The reversal of 551479503 is 305974155.

It is an interprime number because it is at equal distance from previous prime (551479463) and next prime (551479543).

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

It is not a de Polignac number, because 551479503 - 2²⁰ = 550430927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551479543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4837483 + ... + 4837596.

It is an arithmetic number, because the mean of its divisors is an integer number (96750800).

Almost surely, 2^551479503 is an apocalyptic number.

551479503 is a deficient number, since it is larger than the sum of its proper divisors (222526897).

551479503 is a wasteful number, since it uses less digits than its factorization.

551479503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9675101.

The product of its (nonzero) digits is 94500, while the sum is 39.

The square root of 551479503 is about 23483.6007247611. The cubic root of 551479503 is about 820.0552723996.

The spelling of 551479503 in words is "five hundred fifty-one million, four hundred seventy-nine thousand, five hundred three".