1055595999 has 8 divisors (see below), whose sum is σ = 1412813952. Its totient is φ = 701054360.

The previous prime is 1055595997. The next prime is 1055596019. The reversal of 1055595999 is 9995955501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1055595999 - 2¹ = 1055595997 is a prime.

It is a super-2 number, since 2×1055595999² = 2228565826209616002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055595991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668157 + ... + 669734.

It is an arithmetic number, because the mean of its divisors is an integer number (176601744).

Almost surely, 2^1055595999 is an apocalyptic number.

1055595999 is a deficient number, since it is larger than the sum of its proper divisors (357217953).

1055595999 is a wasteful number, since it uses less digits than its factorization.

1055595999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338157.

The product of its (nonzero) digits is 4100625, while the sum is 57.

The square root of 1055595999 is about 32489.9368882120. The cubic root of 1055595999 is about 1018.1987944248.

The spelling of 1055595999 in words is "one billion, fifty-five million, five hundred ninety-five thousand, nine hundred ninety-nine".