511331034 has 16 divisors (see below), whose sum is σ = 1022902272. Its totient is φ = 170403648.

The previous prime is 511331027. The next prime is 511331039. The reversal of 511331034 is 430133115.

It is a super-2 number, since 2×511331034² = 522918852663018312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 511331034.

It is not an unprimeable number, because it can be changed into a prime (511331039) by changing a digit.

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, 29922 + ... + 43794.

It is an arithmetic number, because the mean of its divisors is an integer number (63931392).

Almost surely, 2^511331034 is an apocalyptic number.

511331034 is an abundant number, since it is smaller than the sum of its proper divisors (511571238).

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

511331034 is a wasteful number, since it uses less digits than its factorization.

511331034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20021.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 511331034 is about 22612.6299664590. The cubic root of 511331034 is about 799.6514283527.

Adding to 511331034 its reverse (430133115), we get a palindrome (941464149).

The spelling of 511331034 in words is "five hundred eleven million, three hundred thirty-one thousand, thirty-four".