561614054 has 4 divisors (see below), whose sum is σ = 842421084. Its totient is φ = 280807026.

The previous prime is 561614041. The next prime is 561614059. The reversal of 561614054 is 450416165.

561614054 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.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 561614054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561614059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140403512 + ... + 140403515.

It is an arithmetic number, because the mean of its divisors is an integer number (210605271).

Almost surely, 2^561614054 is an apocalyptic number.

561614054 is a deficient number, since it is larger than the sum of its proper divisors (280807030).

561614054 is a wasteful number, since it uses less digits than its factorization.

561614054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280807029.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 561614054 is about 23698.3977095499. The cubic root of 561614054 is about 825.0482023872.

The spelling of 561614054 in words is "five hundred sixty-one million, six hundred fourteen thousand, fifty-four".