1056577069 has 8 divisors (see below), whose sum is σ = 1101331808. Its totient is φ = 1012674960.

The previous prime is 1056577063. The next prime is 1056577073. The reversal of 1056577069 is 9607756501.

It is a happy number.

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 1056577069 - 2¹⁵ = 1056544301 is a prime.

It is a super-2 number, since 2×1056577069² = 2232710205473261522, 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 (1056577063) 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, 210627 + ... + 215584.

It is an arithmetic number, because the mean of its divisors is an integer number (137666476).

Almost surely, 2^1056577069 is an apocalyptic number.

It is an amenable number.

1056577069 is a deficient number, since it is larger than the sum of its proper divisors (44754739).

1056577069 is an equidigital number, since it uses as much as digits as its factorization.

1056577069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426315.

The product of its (nonzero) digits is 396900, while the sum is 46.

The square root of 1056577069 is about 32505.0314413015. The cubic root of 1056577069 is about 1018.5141344430.

The spelling of 1056577069 in words is "one billion, fifty-six million, five hundred seventy-seven thousand, sixty-nine".