1611059044 has 81 divisors (see below), whose sum is σ = 3406754169. Its totient is φ = 664685280.

The previous prime is 1611059033. The next prime is 1611059053. The reversal of 1611059044 is 4409501161.

The square root of 1611059044 is 40138.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 52388644 + 1558670400 = 7238^2 + 39480^2 .

It is a super-2 number, since 2×1611059044² = 5191022486508387872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1611058997 and 1611059015.

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 26 ways as a sum of consecutive naturals, for example, 26410774 + ... + 26410834.

Almost surely, 2^1611059044 is an apocalyptic number.

1611059044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1611059044 is the 40138-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1611059044

1611059044 is an abundant number, since it is smaller than the sum of its proper divisors (1795695125).

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

1611059044 is an equidigital number, since it uses as much as digits as its factorization.

1611059044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The cubic root of 1611059044 is about 1172.2956471659.

The spelling of 1611059044 in words is "one billion, six hundred eleven million, fifty-nine thousand, forty-four".