561010347 has 16 divisors (see below), whose sum is σ = 831499680. Its totient is φ = 373838976.

The previous prime is 561010313. The next prime is 561010349. The reversal of 561010347 is 743010165.

561010347 is a `hidden beast` number, since 5 + 610 + 1 + 0 + 3 + 47 = 666.

It is not a de Polignac number, because 561010347 - 2⁸ = 561010091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 561010347.

It is not an unprimeable number, because it can be changed into a prime (561010349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96343 + ... + 101999.

It is an arithmetic number, because the mean of its divisors is an integer number (51968730).

Almost surely, 2^561010347 is an apocalyptic number.

561010347 is a deficient number, since it is larger than the sum of its proper divisors (270489333).

561010347 is a wasteful number, since it uses less digits than its factorization.

561010347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9339 (or 9333 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 561010347 is about 23685.6569889881. The cubic root of 561010347 is about 824.7524678869.

The spelling of 561010347 in words is "five hundred sixty-one million, ten thousand, three hundred forty-seven".