52134531 has 4 divisors (see below), whose sum is σ = 69512712. Its totient is φ = 34756352.

The previous prime is 52134527. The next prime is 52134539. The reversal of 52134531 is 13543125.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52134531 - 2² = 52134527 is a prime.

It is a super-2 number, since 2×52134531² = 5436018645179922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52134539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8689086 + ... + 8689091.

It is an arithmetic number, because the mean of its divisors is an integer number (17378178).

Almost surely, 2^52134531 is an apocalyptic number.

52134531 is a deficient number, since it is larger than the sum of its proper divisors (17378181).

52134531 is a wasteful number, since it uses less digits than its factorization.

52134531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17378180.

The product of its digits is 1800, while the sum is 24.

The square root of 52134531 is about 7220.4245720041. The cubic root of 52134531 is about 373.5727221218.

Adding to 52134531 its reverse (13543125), we get a palindrome (65677656).

The spelling of 52134531 in words is "fifty-two million, one hundred thirty-four thousand, five hundred thirty-one".