611056001 has 4 divisors (see below), whose sum is σ = 611208192. Its totient is φ = 610903812.

The previous prime is 611055997. The next prime is 611056021. The reversal of 611056001 is 100650116.

It is a happy number.

611056001 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 611056001 - 2² = 611055997 is a prime.

It is a super-2 number, since 2×611056001² = 746778872716224002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611056021) 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, 69905 + ... + 78158.

It is an arithmetic number, because the mean of its divisors is an integer number (152802048).

Almost surely, 2^611056001 is an apocalyptic number.

It is an amenable number.

611056001 is a deficient number, since it is larger than the sum of its proper divisors (152191).

611056001 is a wasteful number, since it uses less digits than its factorization.

611056001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152190.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 611056001 is about 24719.5469416411. The cubic root of 611056001 is about 848.5817183250.

The spelling of 611056001 in words is "six hundred eleven million, fifty-six thousand, one".