561460101 has 4 divisors (see below), whose sum is σ = 748613472. Its totient is φ = 374306732.

The previous prime is 561460099. The next prime is 561460147. The reversal of 561460101 is 101064165.

561460101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 561460101 - 2¹ = 561460099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561461101) 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, 93576681 + ... + 93576686.

It is an arithmetic number, because the mean of its divisors is an integer number (187153368).

Almost surely, 2^561460101 is an apocalyptic number.

It is an amenable number.

561460101 is a deficient number, since it is larger than the sum of its proper divisors (187153371).

561460101 is a wasteful number, since it uses less digits than its factorization.

561460101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187153370.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 561460101 is about 23695.1493137309. The cubic root of 561460101 is about 824.9728064498.

The spelling of 561460101 in words is "five hundred sixty-one million, four hundred sixty thousand, one hundred one".