1056541611 has 8 divisors (see below), whose sum is σ = 1425695040. Its totient is φ = 695874632.

The previous prime is 1056541589. The next prime is 1056541613. The reversal of 1056541611 is 1161456501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1056541611 - 2⁹ = 1056541099 is a prime.

It is a super-2 number, since 2×1056541611² = 2232560351548950642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056541613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2121321 + ... + 2121818.

It is an arithmetic number, because the mean of its divisors is an integer number (178211880).

Almost surely, 2^1056541611 is an apocalyptic number.

1056541611 is a deficient number, since it is larger than the sum of its proper divisors (369153429).

1056541611 is an equidigital number, since it uses as much as digits as its factorization.

1056541611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243225.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 1056541611 is about 32504.4860134720. The cubic root of 1056541611 is about 1018.5027407708.

The spelling of 1056541611 in words is "one billion, fifty-six million, five hundred forty-one thousand, six hundred eleven".