531791116 has 6 divisors (see below), whose sum is σ = 930634460. Its totient is φ = 265895556.

The previous prime is 531791089. The next prime is 531791123. The reversal of 531791116 is 611197135.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 66473886 + ... + 66473893.

Almost surely, 2^531791116 is an apocalyptic number.

It is an amenable number.

531791116 is a deficient number, since it is larger than the sum of its proper divisors (398843344).

531791116 is a wasteful number, since it uses less digits than its factorization.

531791116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132947783 (or 132947781 counting only the distinct ones).

The product of its digits is 5670, while the sum is 34.

The square root of 531791116 is about 23060.5966098018. The cubic root of 531791116 is about 810.1778383082.

The spelling of 531791116 in words is "five hundred thirty-one million, seven hundred ninety-one thousand, one hundred sixteen".