561146411 has 8 divisors (see below), whose sum is σ = 641464320. Its totient is φ = 480867048.

The previous prime is 561146389. The next prime is 561146419. The reversal of 561146411 is 114641165.

It is a happy number.

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 561146411 - 2⁶ = 561146347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (561146419) 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, 35960 + ... + 49146.

It is an arithmetic number, because the mean of its divisors is an integer number (80183040).

Almost surely, 2^561146411 is an apocalyptic number.

561146411 is a deficient number, since it is larger than the sum of its proper divisors (80317909).

561146411 is a wasteful number, since it uses less digits than its factorization.

561146411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19273.

The product of its digits is 2880, while the sum is 29.

The square root of 561146411 is about 23688.5291016559. The cubic root of 561146411 is about 824.8191392946.

Adding to 561146411 its reverse (114641165), we get a palindrome (675787576).

The spelling of 561146411 in words is "five hundred sixty-one million, one hundred forty-six thousand, four hundred eleven".