1055555333 has 4 divisors (see below), whose sum is σ = 1206348960. Its totient is φ = 904761708.

The previous prime is 1055555329. The next prime is 1055555339. The reversal of 1055555333 is 3335555501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3335555501 = 59 ⋅56534839.

It is a cyclic number.

It is not a de Polignac number, because 1055555333 - 2² = 1055555329 is a prime.

It is a super-3 number, since 3×1055555333³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1055555293 and 1055555302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055555339) by changing a digit.

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, 75396803 + ... + 75396816.

It is an arithmetic number, because the mean of its divisors is an integer number (301587240).

Almost surely, 2^1055555333 is an apocalyptic number.

It is an amenable number.

1055555333 is a deficient number, since it is larger than the sum of its proper divisors (150793627).

1055555333 is an equidigital number, since it uses as much as digits as its factorization.

1055555333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150793626.

The product of its (nonzero) digits is 84375, while the sum is 35.

The square root of 1055555333 is about 32489.3110576386. The cubic root of 1055555333 is about 1018.1857191561.

The spelling of 1055555333 in words is "one billion, fifty-five million, five hundred fifty-five thousand, three hundred thirty-three".