551416123 has 8 divisors (see below), whose sum is σ = 557928000. Its totient is φ = 544942728.

The previous prime is 551416091. The next prime is 551416147. The reversal of 551416123 is 321614155.

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

It is a cyclic number.

It is not a de Polignac number, because 551416123 - 2⁵ = 551416091 is a prime.

It is a super-2 number, since 2×551416123² = 608119481408702258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551416091 and 551416100.

It is not an unprimeable number, because it can be changed into a prime (551416153) 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, 19728 + ... + 38626.

It is an arithmetic number, because the mean of its divisors is an integer number (69741000).

Almost surely, 2^551416123 is an apocalyptic number.

551416123 is a deficient number, since it is larger than the sum of its proper divisors (6511877).

551416123 is a wasteful number, since it uses less digits than its factorization.

551416123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19241.

The product of its digits is 3600, while the sum is 28.

The square root of 551416123 is about 23482.2512336445. The cubic root of 551416123 is about 820.0238556415.

The spelling of 551416123 in words is "five hundred fifty-one million, four hundred sixteen thousand, one hundred twenty-three".