1611056 has 20 divisors (see below), whose sum is σ = 3305592. Its totient is φ = 758016.

The previous prime is 1611053. The next prime is 1611059. The reversal of 1611056 is 6501161.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1611053) and next prime (1611059).

It is not an unprimeable number, because it can be changed into a prime (1611053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2690 + ... + 3233.

2^1611056 is an apocalyptic number.

1611056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1611056 is an abundant number, since it is smaller than the sum of its proper divisors (1694536).

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

1611056 is a wasteful number, since it uses less digits than its factorization.

1611056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5948 (or 5942 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1611056 is about 1269.2738081281. The cubic root of 1611056 is about 117.2294908838.

The spelling of 1611056 in words is "one million, six hundred eleven thousand, fifty-six".