531063101 has 8 divisors (see below), whose sum is σ = 542277624. Its totient is φ = 519955200.

The previous prime is 531063097. The next prime is 531063103. The reversal of 531063101 is 101360135.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 203091001 + 327972100 = 14251^2 + 18110^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 531063101 - 2² = 531063097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531063103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16550 + ... + 36551.

It is an arithmetic number, because the mean of its divisors is an integer number (67784703).

Almost surely, 2^531063101 is an apocalyptic number.

It is an amenable number.

531063101 is a deficient number, since it is larger than the sum of its proper divisors (11214523).

531063101 is a wasteful number, since it uses less digits than its factorization.

531063101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53311.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 531063101 is about 23044.8063780106. The cubic root of 531063101 is about 809.8079618920.

The spelling of 531063101 in words is "five hundred thirty-one million, sixty-three thousand, one hundred one".