521134034 has 8 divisors (see below), whose sum is σ = 782123148. Its totient is φ = 260426320.

The previous prime is 521133989. The next prime is 521134037. The reversal of 521134034 is 430431125.

It can be written as a sum of positive squares in 2 ways, for example, as 508637809 + 12496225 = 22553^2 + 3535^2 .

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

It is a super-2 number, since 2×521134034² = 543161362786226312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (521134037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65657 + ... + 73164.

Almost surely, 2^521134034 is an apocalyptic number.

521134034 is a deficient number, since it is larger than the sum of its proper divisors (260989114).

521134034 is a wasteful number, since it uses less digits than its factorization.

521134034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140700.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 521134034 is about 22828.3603002931. The cubic root of 521134034 is about 804.7292964766.

Adding to 521134034 its reverse (430431125), we get a palindrome (951565159).

The spelling of 521134034 in words is "five hundred twenty-one million, one hundred thirty-four thousand, thirty-four".