552146123 has 4 divisors (see below), whose sum is σ = 553523448. Its totient is φ = 550768800.

The previous prime is 552146113. The next prime is 552146159. The reversal of 552146123 is 321641255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 552146123 - 2⁶ = 552146059 is a prime.

It is a super-2 number, since 2×552146123² = 609730682287862258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552146113) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 688061 + ... + 688862.

It is an arithmetic number, because the mean of its divisors is an integer number (138380862).

Almost surely, 2^552146123 is an apocalyptic number.

552146123 is a deficient number, since it is larger than the sum of its proper divisors (1377325).

552146123 is a wasteful number, since it uses less digits than its factorization.

552146123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377324.

The product of its digits is 7200, while the sum is 29.

The square root of 552146123 is about 23497.7897471230. The cubic root of 552146123 is about 820.3855627813.

Adding to 552146123 its reverse (321641255), we get a palindrome (873787378).

The spelling of 552146123 in words is "five hundred fifty-two million, one hundred forty-six thousand, one hundred twenty-three".