561074135 has 8 divisors (see below), whose sum is σ = 689710896. Its totient is φ = 437911360.

The previous prime is 561074083. The next prime is 561074149. The reversal of 561074135 is 531470165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 561074135 - 2⁶ = 561074071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1368269 + ... + 1368678.

It is an arithmetic number, because the mean of its divisors is an integer number (86213862).

Almost surely, 2^561074135 is an apocalyptic number.

561074135 is a deficient number, since it is larger than the sum of its proper divisors (128636761).

561074135 is a wasteful number, since it uses less digits than its factorization.

561074135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2736993.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 561074135 is about 23687.0035040315. The cubic root of 561074135 is about 824.7837253714.

The spelling of 561074135 in words is "five hundred sixty-one million, seventy-four thousand, one hundred thirty-five".