611123304 has 64 divisors (see below), whose sum is σ = 1670400000. Its totient is φ = 184777920.

The previous prime is 611123297. The next prime is 611123321. The reversal of 611123304 is 403321116.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129417 + ... + 134055.

It is an arithmetic number, because the mean of its divisors is an integer number (26100000).

Almost surely, 2^611123304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611123304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835200000).

611123304 is an abundant number, since it is smaller than the sum of its proper divisors (1059276696).

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

611123304 is a wasteful number, since it uses less digits than its factorization.

611123304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5158 (or 5154 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 611123304 is about 24720.9082357425. The cubic root of 611123304 is about 848.6128720429.

The spelling of 611123304 in words is "six hundred eleven million, one hundred twenty-three thousand, three hundred four".