1055320636 has 12 divisors (see below), whose sum is σ = 1848212128. Its totient is φ = 527260032.

The previous prime is 1055320627. The next prime is 1055320687. The reversal of 1055320636 is 6360235501.

It is a super-2 number, since 2×1055320636² = 2227403289534888992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055320598 and 1055320607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94101 + ... + 104716.

Almost surely, 2^1055320636 is an apocalyptic number.

It is an amenable number.

1055320636 is a deficient number, since it is larger than the sum of its proper divisors (792891492).

1055320636 is a wasteful number, since it uses less digits than its factorization.

1055320636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200148 (or 200146 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 1055320636 is about 32485.6989458438. The cubic root of 1055320636 is about 1018.1102508728.

The spelling of 1055320636 in words is "one billion, fifty-five million, three hundred twenty thousand, six hundred thirty-six".