553155111 has 6 divisors (see below), whose sum is σ = 799001840. Its totient is φ = 368770068.

The previous prime is 553155073. The next prime is 553155121. The reversal of 553155111 is 111551355.

553155111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 553155111 - 2⁷ = 553154983 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 (553155121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30730831 + ... + 30730848.

Almost surely, 2^553155111 is an apocalyptic number.

553155111 is a deficient number, since it is larger than the sum of its proper divisors (245846729).

553155111 is a wasteful number, since it uses less digits than its factorization.

553155111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61461685 (or 61461682 counting only the distinct ones).

The product of its digits is 1875, while the sum is 27.

The square root of 553155111 is about 23519.2497967091. The cubic root of 553155111 is about 820.8849809916.

The spelling of 553155111 in words is "five hundred fifty-three million, one hundred fifty-five thousand, one hundred eleven".