550101061 has 4 divisors (see below), whose sum is σ = 555441952. Its totient is φ = 544760172.

The previous prime is 550101049. The next prime is 550101067. The reversal of 550101061 is 160101055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 160101055 = 5 ⋅32020211.

It is a cyclic number.

It is not a de Polignac number, because 550101061 - 2⁷ = 550100933 is a prime.

It is a super-2 number, since 2×550101061² = 605222354626651442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550101067) 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, 2670291 + ... + 2670496.

It is an arithmetic number, because the mean of its divisors is an integer number (138860488).

Almost surely, 2^550101061 is an apocalyptic number.

It is an amenable number.

550101061 is a deficient number, since it is larger than the sum of its proper divisors (5340891).

550101061 is a wasteful number, since it uses less digits than its factorization.

550101061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340890.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 550101061 is about 23454.2333279091. The cubic root of 550101061 is about 819.3714502103.

The spelling of 550101061 in words is "five hundred fifty million, one hundred one thousand, sixty-one".