531103099 has 4 divisors (see below), whose sum is σ = 531987400. Its totient is φ = 530218800.

The previous prime is 531103091. The next prime is 531103117. The reversal of 531103099 is 990301135.

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 531103099 - 2³ = 531103091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 531103099.

It is not an unprimeable number, because it can be changed into a prime (531103091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441249 + ... + 442450.

It is an arithmetic number, because the mean of its divisors is an integer number (132996850).

Almost surely, 2^531103099 is an apocalyptic number.

531103099 is a deficient number, since it is larger than the sum of its proper divisors (884301).

531103099 is an equidigital number, since it uses as much as digits as its factorization.

531103099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884300.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 531103099 is about 23045.6741927851. The cubic root of 531103099 is about 809.8282921099.

The spelling of 531103099 in words is "five hundred thirty-one million, one hundred three thousand, ninety-nine".