514135531 has 24 divisors (see below), whose sum is σ = 648785312. Its totient is φ = 396748800.

The previous prime is 514135529. The next prime is 514135543. The reversal of 514135531 is 135531415.

It is not a de Polignac number, because 514135531 - 2¹ = 514135529 is a prime.

It is a super-2 number, since 2×514135531² = 528670688473303922, 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 514135531.

It is not an unprimeable number, because it can be changed into a prime (514135561) 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 23 ways as a sum of consecutive naturals, for example, 151291 + ... + 154651.

Almost surely, 2^514135531 is an apocalyptic number.

514135531 is a deficient number, since it is larger than the sum of its proper divisors (134649781).

514135531 is a wasteful number, since it uses less digits than its factorization.

514135531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463 (or 3422 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 514135531 is about 22674.5569085705. The cubic root of 514135531 is about 801.1107129115.

Adding to 514135531 its reverse (135531415), we get a palindrome (649666946).

The spelling of 514135531 in words is "five hundred fourteen million, one hundred thirty-five thousand, five hundred thirty-one".