531553134 has 32 divisors (see below), whose sum is σ = 1215866880. Its totient is φ = 151761312.

The previous prime is 531553129. The next prime is 531553147. The reversal of 531553134 is 431355135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66307 + ... + 73889.

It is an arithmetic number, because the mean of its divisors is an integer number (37995840).

Almost surely, 2^531553134 is an apocalyptic number.

531553134 is an abundant number, since it is smaller than the sum of its proper divisors (684313746).

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

531553134 is a wasteful number, since it uses less digits than its factorization.

531553134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9264.

The product of its digits is 13500, while the sum is 30.

The square root of 531553134 is about 23055.4361051792. The cubic root of 531553134 is about 810.0569659677.

The spelling of 531553134 in words is "five hundred thirty-one million, five hundred fifty-three thousand, one hundred thirty-four".