531233153 has 12 divisors (see below), whose sum is σ = 615625872. Its totient is φ = 454528320.

The previous prime is 531233149. The next prime is 531233203. The reversal of 531233153 is 351332135.

It is not a de Polignac number, because 531233153 - 2² = 531233149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (531233113) 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 11 ways as a sum of consecutive naturals, for example, 80375 + ... + 86732.

It is an arithmetic number, because the mean of its divisors is an integer number (51302156).

Almost surely, 2^531233153 is an apocalyptic number.

It is an amenable number.

531233153 is a deficient number, since it is larger than the sum of its proper divisors (84392719).

531233153 is a wasteful number, since it uses less digits than its factorization.

531233153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167152 (or 167135 counting only the distinct ones).

The product of its digits is 4050, while the sum is 26.

The square root of 531233153 is about 23048.4956775925. The cubic root of 531233153 is about 809.8943890148.

Adding to 531233153 its reverse (351332135), we get a palindrome (882565288).

The spelling of 531233153 in words is "five hundred thirty-one million, two hundred thirty-three thousand, one hundred fifty-three".