511051734 has 16 divisors (see below), whose sum is σ = 1135670640. Its totient is φ = 170350560.

The previous prime is 511051703. The next prime is 511051741. The reversal of 511051734 is 437150115.

511051734 is a `hidden beast` number, since 5 + 110 + 517 + 34 = 666.

It is a super-2 number, since 2×511051734² = 522347749648813512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 511051698 and 511051707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4731907 + ... + 4732014.

It is an arithmetic number, because the mean of its divisors is an integer number (70979415).

Almost surely, 2^511051734 is an apocalyptic number.

511051734 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

511051734 is an abundant number, since it is smaller than the sum of its proper divisors (624618906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

511051734 is a wasteful number, since it uses less digits than its factorization.

511051734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9463932 (or 9463926 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 511051734 is about 22606.4533706639. The cubic root of 511051734 is about 799.5058062369.

The spelling of 511051734 in words is "five hundred eleven million, fifty-one thousand, seven hundred thirty-four".