531160946 has 4 divisors (see below), whose sum is σ = 796741422. Its totient is φ = 265580472.

The previous prime is 531160939. The next prime is 531160951. The reversal of 531160946 is 649061135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 497067025 + 34093921 = 22295^2 + 5839^2 .

It is a super-2 number, since 2×531160946² = 564263901111229832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132790235 + ... + 132790238.

Almost surely, 2^531160946 is an apocalyptic number.

531160946 is a deficient number, since it is larger than the sum of its proper divisors (265580476).

531160946 is a wasteful number, since it uses less digits than its factorization.

531160946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265580475.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 531160946 is about 23046.9292097668. The cubic root of 531160946 is about 809.8576928274.

The spelling of 531160946 in words is "five hundred thirty-one million, one hundred sixty thousand, nine hundred forty-six".