561010011 has 8 divisors (see below), whose sum is σ = 766257744. Its totient is φ = 364884480.

The previous prime is 561010003. The next prime is 561010019. The reversal of 561010011 is 110010165.

It is an interprime number because it is at equal distance from previous prime (561010003) and next prime (561010019).

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

It is not a de Polignac number, because 561010011 - 2³ = 561010003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (561010019) 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, 2280406 + ... + 2280651.

It is an arithmetic number, because the mean of its divisors is an integer number (95782218).

Almost surely, 2^561010011 is an apocalyptic number.

561010011 is a deficient number, since it is larger than the sum of its proper divisors (205247733).

561010011 is a wasteful number, since it uses less digits than its factorization.

561010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561101.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 561010011 is about 23685.6498960869. The cubic root of 561010011 is about 824.7523032335.

Adding to 561010011 its reverse (110010165), we get a palindrome (671020176).

The spelling of 561010011 in words is "five hundred sixty-one million, ten thousand, eleven".