565531141 has 8 divisors (see below), whose sum is σ = 661352384. Its totient is φ = 473467680.

The previous prime is 565531111. The next prime is 565531157. The reversal of 565531141 is 141135565.

It is a happy number.

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

It is not a de Polignac number, because 565531141 - 2⁷ = 565531013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565531111) 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, 939120 + ... + 939721.

It is an arithmetic number, because the mean of its divisors is an integer number (82669048).

Almost surely, 2^565531141 is an apocalyptic number.

It is an amenable number.

565531141 is a deficient number, since it is larger than the sum of its proper divisors (95821243).

565531141 is a wasteful number, since it uses less digits than its factorization.

565531141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878891.

The product of its digits is 9000, while the sum is 31.

The square root of 565531141 is about 23780.8986583771. The cubic root of 565531141 is about 826.9619133961.

The spelling of 565531141 in words is "five hundred sixty-five million, five hundred thirty-one thousand, one hundred forty-one".