561010106 has 4 divisors (see below), whose sum is σ = 841515162. Its totient is φ = 280505052.

The previous prime is 561010097. The next prime is 561010117. The reversal of 561010106 is 601010165.

It is a happy number.

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., 430936081 + 130074025 = 20759^2 + 11405^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140252525 + ... + 140252528.

Almost surely, 2^561010106 is an apocalyptic number.

561010106 is a deficient number, since it is larger than the sum of its proper divisors (280505056).

561010106 is a wasteful number, since it uses less digits than its factorization.

561010106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280505055.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 561010106 is about 23685.6519015205. The cubic root of 561010106 is about 824.7523497873.

The spelling of 561010106 in words is "five hundred sixty-one million, ten thousand, one hundred six".