561407419 has 4 divisors (see below), whose sum is σ = 561457120. Its totient is φ = 561357720.

The previous prime is 561407411. The next prime is 561407447. The reversal of 561407419 is 914704165.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 561407419 - 2³ = 561407411 is a prime.

It is a super-2 number, since 2×561407419² = 630356580216483122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561407411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1189 + ... + 33529.

It is an arithmetic number, because the mean of its divisors is an integer number (140364280).

Almost surely, 2^561407419 is an apocalyptic number.

561407419 is a deficient number, since it is larger than the sum of its proper divisors (49701).

561407419 is a wasteful number, since it uses less digits than its factorization.

561407419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49700.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 561407419 is about 23694.0376255293. The cubic root of 561407419 is about 824.9470031460.

The spelling of 561407419 in words is "five hundred sixty-one million, four hundred seven thousand, four hundred nineteen".