561100152 has 16 divisors (see below), whose sum is σ = 1402750440. Its totient is φ = 187033376.

The previous prime is 561100139. The next prime is 561100159. The reversal of 561100152 is 251001165.

561100152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561100159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11689563 + ... + 11689610.

Almost surely, 2^561100152 is an apocalyptic number.

It is an amenable number.

561100152 is an abundant number, since it is smaller than the sum of its proper divisors (841650288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561100152 is a wasteful number, since it uses less digits than its factorization.

561100152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23379182 (or 23379178 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 561100152 is about 23687.5526806802. The cubic root of 561100152 is about 824.7964735777.

The spelling of 561100152 in words is "five hundred sixty-one million, one hundred thousand, one hundred fifty-two".