611353441 has 4 divisors (see below), whose sum is σ = 611621892. Its totient is φ = 611084992.

The previous prime is 611353417. The next prime is 611353451. The reversal of 611353441 is 144353116.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 353590416 + 257763025 = 18804^2 + 16055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-611353441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611353411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130780 + ... + 135373.

It is an arithmetic number, because the mean of its divisors is an integer number (152905473).

Almost surely, 2^611353441 is an apocalyptic number.

It is an amenable number.

611353441 is a deficient number, since it is larger than the sum of its proper divisors (268451).

611353441 is a wasteful number, since it uses less digits than its factorization.

611353441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268450.

The product of its digits is 4320, while the sum is 28.

The square root of 611353441 is about 24725.5625011849. The cubic root of 611353441 is about 848.7193823054.

The spelling of 611353441 in words is "six hundred eleven million, three hundred fifty-three thousand, four hundred forty-one".