621104035 has 4 divisors (see below), whose sum is σ = 745324848. Its totient is φ = 496883224.

The previous prime is 621104017. The next prime is 621104047. The reversal of 621104035 is 530401126.

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

It is a cyclic number.

It is not a de Polignac number, because 621104035 - 2⁷ = 621103907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 621103997 and 621104015.

It is an unprimeable number.

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, 62110399 + ... + 62110408.

It is an arithmetic number, because the mean of its divisors is an integer number (186331212).

Almost surely, 2^621104035 is an apocalyptic number.

621104035 is a deficient number, since it is larger than the sum of its proper divisors (124220813).

621104035 is a wasteful number, since it uses less digits than its factorization.

621104035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124220812.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 621104035 is about 24921.9588917083. The cubic root of 621104035 is about 853.2077340812.

The spelling of 621104035 in words is "six hundred twenty-one million, one hundred four thousand, thirty-five".