611056542 has 8 divisors (see below), whose sum is σ = 1222113096. Its totient is φ = 203685512.

The previous prime is 611056513. The next prime is 611056561. The reversal of 611056542 is 245650116.

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

611056542 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50921373 + ... + 50921384.

It is an arithmetic number, because the mean of its divisors is an integer number (152764137).

Almost surely, 2^611056542 is an apocalyptic number.

611056542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611056542 is a wasteful number, since it uses less digits than its factorization.

611056542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101842762.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 611056542 is about 24719.5578843959. The cubic root of 611056542 is about 848.5819687563.

The spelling of 611056542 in words is "six hundred eleven million, fifty-six thousand, five hundred forty-two".