1057065011 has 4 divisors (see below), whose sum is σ = 1064780952. Its totient is φ = 1049349072.

The previous prime is 1057065007. The next prime is 1057065017. The reversal of 1057065011 is 1105607501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1105607501 = 823 ⋅1343387.

It is a cyclic number.

It is not a de Polignac number, because 1057065011 - 2² = 1057065007 is a prime.

It is a super-2 number, since 2×1057065011² = 2234772874960860242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057065017) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3857765 + ... + 3858038.

It is an arithmetic number, because the mean of its divisors is an integer number (266195238).

Almost surely, 2^1057065011 is an apocalyptic number.

1057065011 is a deficient number, since it is larger than the sum of its proper divisors (7715941).

1057065011 is an equidigital number, since it uses as much as digits as its factorization.

1057065011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7715940.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 1057065011 is about 32512.5362129748. The cubic root of 1057065011 is about 1018.6708983158.

The spelling of 1057065011 in words is "one billion, fifty-seven million, sixty-five thousand, eleven".