1055973996 has 168 divisors, whose sum is σ = 3455069184. Its totient is φ = 274220640.

The previous prime is 1055973991. The next prime is 1055974009. The reversal of 1055973996 is 6993795501.

1055973996 is a `hidden beast` number, since 10 + 5 + 597 + 39 + 9 + 6 = 666.

It is a super-2 number, since 2×1055973996² = 2230162160456416032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1055973991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 222181 + ... + 226883.

It is an arithmetic number, because the mean of its divisors is an integer number (20565888).

Almost surely, 2^1055973996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055973996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727534592).

1055973996 is an abundant number, since it is smaller than the sum of its proper divisors (2399095188).

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

1055973996 is a wasteful number, since it uses less digits than its factorization.

1055973996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743 (or 4726 counting only the distinct ones).

The product of its (nonzero) digits is 2296350, while the sum is 54.

The square root of 1055973996 is about 32495.7535071892. The cubic root of 1055973996 is about 1018.3203150821.

The spelling of 1055973996 in words is "one billion, fifty-five million, nine hundred seventy-three thousand, nine hundred ninety-six".