1055581152 has 24 divisors (see below), whose sum is σ = 2770900776. Its totient is φ = 351860352.

The previous prime is 1055581141. The next prime is 1055581169. The reversal of 1055581152 is 2511855501.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×1055581152² = 2228503136915294208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5497723 + ... + 5497914.

It is an arithmetic number, because the mean of its divisors is an integer number (115454199).

Almost surely, 2^1055581152 is an apocalyptic number.

1055581152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1055581152 is an abundant number, since it is smaller than the sum of its proper divisors (1715319624).

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

1055581152 is a wasteful number, since it uses less digits than its factorization.

1055581152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10995650 (or 10995642 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 33.

The square root of 1055581152 is about 32489.7084012769. The cubic root of 1055581152 is about 1018.1940207335.

The spelling of 1055581152 in words is "one billion, fifty-five million, five hundred eighty-one thousand, one hundred fifty-two".