1056611 has 4 divisors (see below), whose sum is σ = 1082424. Its totient is φ = 1030800.

The previous prime is 1056599. The next prime is 1056613. The reversal of 1056611 is 1166501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1166501 = 7 ⋅166643.

It is a cyclic number.

It is not a de Polignac number, because 1056611 - 2¹⁴ = 1040227 is a prime.

It is a super-2 number, since 2×1056611² = 2232853610642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056613) 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, 12845 + ... + 12926.

It is an arithmetic number, because the mean of its divisors is an integer number (270606).

2^1056611 is an apocalyptic number.

1056611 is a deficient number, since it is larger than the sum of its proper divisors (25813).

1056611 is an equidigital number, since it uses as much as digits as its factorization.

1056611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25812.

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

The square root of 1056611 is about 1027.9158525872. The cubic root of 1056611 is about 101.8525037208.

The spelling of 1056611 in words is "one million, fifty-six thousand, six hundred eleven".