1056000660 has 96 divisors (see below), whose sum is σ = 3473753472. Its totient is φ = 236305920.

The previous prime is 1056000637. The next prime is 1056000689. The reversal of 1056000660 is 660006501.

It is a super-2 number, since 2×1056000660² = 2230274787840871200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056000660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52959 + ... + 70118.

It is an arithmetic number, because the mean of its divisors is an integer number (36184932).

Almost surely, 2^1056000660 is an apocalyptic number.

1056000660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056000660 is an abundant number, since it is smaller than the sum of its proper divisors (2417752812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1056000660 is a wasteful number, since it uses less digits than its factorization.

1056000660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123113 (or 123111 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1056000660 is about 32496.1637735903. The cubic root of 1056000660 is about 1018.3288860837.

It can be divided in two parts, 1056000 and 660, that multiplied together give a square (696960000 = 26400²).

The spelling of 1056000660 in words is "one billion, fifty-six million, six hundred sixty", and thus it is an aban number.