1611053244 has 72 divisors (see below), whose sum is σ = 4292346240. Its totient is φ = 508086432.

The previous prime is 1611053237. The next prime is 1611053267. The reversal of 1611053244 is 4423501161.

It is a happy number.

1611053244 is a `hidden beast` number, since 1 + 611 + 0 + 5 + 3 + 2 + 44 = 666.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 934167 + ... + 935889.

It is an arithmetic number, because the mean of its divisors is an integer number (59615920).

Almost surely, 2^1611053244 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 1611053244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2146173120).

1611053244 is an abundant number, since it is smaller than the sum of its proper divisors (2681292996).

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

1611053244 is a wasteful number, since it uses less digits than its factorization.

1611053244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3119 (or 3114 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1611053244 is about 40137.9277492000. The cubic root of 1611053244 is about 1172.2942403640.

The spelling of 1611053244 in words is "one billion, six hundred eleven million, fifty-three thousand, two hundred forty-four".