534643011 has 48 divisors (see below), whose sum is σ = 919586304. Its totient is φ = 304072704.

The previous prime is 534643009. The next prime is 534643061. The reversal of 534643011 is 110346435.

534643011 is a `hidden beast` number, since 5 + 3 + 4 + 643 + 0 + 11 = 666.

It is not a de Polignac number, because 534643011 - 2¹ = 534643009 is a prime.

It is a super-2 number, since 2×534643011² = 571686298422292242, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (534643061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 436546 + ... + 437768.

It is an arithmetic number, because the mean of its divisors is an integer number (19158048).

Almost surely, 2^534643011 is an apocalyptic number.

534643011 is a deficient number, since it is larger than the sum of its proper divisors (384943293).

534643011 is a wasteful number, since it uses less digits than its factorization.

534643011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502 (or 1490 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 534643011 is about 23122.3487345036. The cubic root of 534643011 is about 811.6235337987.

Adding to 534643011 its reverse (110346435), we get a palindrome (644989446).

It can be divided in two parts, 534 and 643011, that added together give a triangular number (643545 = T₁₁₃₄).

The spelling of 534643011 in words is "five hundred thirty-four million, six hundred forty-three thousand, eleven".