1051505312233 has 8 divisors (see below), whose sum is σ = 1098062463168. Its totient is φ = 1005018122064.

The previous prime is 1051505312191. The next prime is 1051505312239. The reversal of 1051505312233 is 3322135051501.

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 1051505312233 - 2²⁵ = 1051471757801 is a prime.

It is a super-3 number, since 3×1051505312233³ (a number of 37 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 = 1051505312195 and 1051505312204.

It is not an unprimeable number, because it can be changed into a prime (1051505312239) 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, 17459466 + ... + 17519587.

It is an arithmetic number, because the mean of its divisors is an integer number (137257807896).

Almost surely, 2^{1051505312233} is an apocalyptic number.

It is an amenable number.

1051505312233 is a deficient number, since it is larger than the sum of its proper divisors (46557150935).

1051505312233 is a wasteful number, since it uses less digits than its factorization.

1051505312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34980383.

The product of its (nonzero) digits is 13500, while the sum is 31.

The spelling of 1051505312233 in words is "one trillion, fifty-one billion, five hundred five million, three hundred twelve thousand, two hundred thirty-three".