611916073 has 4 divisors (see below), whose sum is σ = 612125008. Its totient is φ = 611707140.

The previous prime is 611916049. The next prime is 611916083. The reversal of 611916073 is 370619116.

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 a de Polignac number, because none of the positive numbers 2^k-611916073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611916013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100011 + ... + 105952.

It is an arithmetic number, because the mean of its divisors is an integer number (153031252).

Almost surely, 2^611916073 is an apocalyptic number.

It is an amenable number.

611916073 is a deficient number, since it is larger than the sum of its proper divisors (208935).

611916073 is a wasteful number, since it uses less digits than its factorization.

611916073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208934.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 611916073 is about 24736.9374215969. The cubic root of 611916073 is about 848.9796628781.

The spelling of 611916073 in words is "six hundred eleven million, nine hundred sixteen thousand, seventy-three".