552115511 has 4 divisors (see below), whose sum is σ = 584592912. Its totient is φ = 519638112.

The previous prime is 552115457. The next prime is 552115513. The reversal of 552115511 is 115511255.

552115511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 552115511 - 2¹⁴ = 552099127 is a prime.

It is a super-2 number, since 2×552115511² = 609663074973582242, 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 (552115513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16238675 + ... + 16238708.

It is an arithmetic number, because the mean of its divisors is an integer number (146148228).

Almost surely, 2^552115511 is an apocalyptic number.

552115511 is a deficient number, since it is larger than the sum of its proper divisors (32477401).

552115511 is a wasteful number, since it uses less digits than its factorization.

552115511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32477400.

The product of its digits is 1250, while the sum is 26.

The square root of 552115511 is about 23497.1383576809. The cubic root of 552115511 is about 820.3704012712.

Adding to 552115511 its reverse (115511255), we get a palindrome (667626766).

The spelling of 552115511 in words is "five hundred fifty-two million, one hundred fifteen thousand, five hundred eleven".