511151055 has 8 divisors (see below), whose sum is σ = 817841712. Its totient is φ = 272613888.

The previous prime is 511151051. The next prime is 511151171. The reversal of 511151055 is 550151115.

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

It is not a de Polignac number, because 511151055 - 2² = 511151051 is a prime.

It is a super-2 number, since 2×511151055² = 522550802055226050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511151051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17038354 + ... + 17038383.

It is an arithmetic number, because the mean of its divisors is an integer number (102230214).

Almost surely, 2^511151055 is an apocalyptic number.

511151055 is a deficient number, since it is larger than the sum of its proper divisors (306690657).

511151055 is a wasteful number, since it uses less digits than its factorization.

511151055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34076745.

The product of its (nonzero) digits is 625, while the sum is 24.

The square root of 511151055 is about 22608.6500039255. The cubic root of 511151055 is about 799.5575965399.

The spelling of 511151055 in words is "five hundred eleven million, one hundred fifty-one thousand, fifty-five".