1056230817 has 8 divisors (see below), whose sum is σ = 1469538624. Its totient is φ = 673538448.

The previous prime is 1056230809. The next prime is 1056230939. The reversal of 1056230817 is 7180326501.

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

It is not a de Polignac number, because 1056230817 - 2³ = 1056230809 is a prime.

It is a super-2 number, since 2×1056230817² = 2231247077560974978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056230117) 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, 7653778 + ... + 7653915.

It is an arithmetic number, because the mean of its divisors is an integer number (183692328).

Almost surely, 2^1056230817 is an apocalyptic number.

It is an amenable number.

1056230817 is a deficient number, since it is larger than the sum of its proper divisors (413307807).

1056230817 is a wasteful number, since it uses less digits than its factorization.

1056230817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15307719.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1056230817 is about 32499.7048755831. The cubic root of 1056230817 is about 1018.4028628354.

The spelling of 1056230817 in words is "one billion, fifty-six million, two hundred thirty thousand, eight hundred seventeen".