1056775417 has 4 divisors (see below), whose sum is σ = 1057666896. Its totient is φ = 1055883940.

The previous prime is 1056775387. The next prime is 1056775441. The reversal of 1056775417 is 7145776501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056775417 is a prime.

It is a super-2 number, since 2×1056775417² = 2233548563951047778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1056775477) 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, 443959 + ... + 446332.

It is an arithmetic number, because the mean of its divisors is an integer number (264416724).

Almost surely, 2^1056775417 is an apocalyptic number.

It is an amenable number.

1056775417 is a deficient number, since it is larger than the sum of its proper divisors (891479).

1056775417 is an equidigital number, since it uses as much as digits as its factorization.

1056775417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891478.

The product of its (nonzero) digits is 205800, while the sum is 43.

The square root of 1056775417 is about 32508.0823334752. The cubic root of 1056775417 is about 1018.5778646422.

The spelling of 1056775417 in words is "one billion, fifty-six million, seven hundred seventy-five thousand, four hundred seventeen".