1055831064 has 64 divisors (see below), whose sum is σ = 2790912000. Its totient is φ = 331931520.

The previous prime is 1055831059. The next prime is 1055831069. The reversal of 1055831064 is 4601385501.

It is an interprime number because it is at equal distance from previous prime (1055831059) and next prime (1055831069).

It is a super-2 number, since 2×1055831064² = 2229558471414744192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055831069) 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 15 ways as a sum of consecutive naturals, for example, 99369 + ... + 109479.

It is an arithmetic number, because the mean of its divisors is an integer number (43608000).

Almost surely, 2^1055831064 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 1055831064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395456000).

1055831064 is an abundant number, since it is smaller than the sum of its proper divisors (1735080936).

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

1055831064 is a wasteful number, since it uses less digits than its factorization.

1055831064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10368 (or 10364 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 1055831064 is about 32493.5541915624. The cubic root of 1055831064 is about 1018.2743678879.

The spelling of 1055831064 in words is "one billion, fifty-five million, eight hundred thirty-one thousand, sixty-four".