133253187772105 has 4 divisors (see below), whose sum is σ = 159903825326532. Its totient is φ = 106602550217680.

The previous prime is 133253187772063. The next prime is 133253187772127. The reversal of 133253187772105 is 501277781352331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13909558120704 + 119343629651401 = 3729552^2 + 10924451^2 .

It is not a de Polignac number, because 133253187772105 - 2¹⁷ = 133253187641033 is a prime.

It is a super-2 number, since 2×133253187772105² (a number of 29 digits) contains 22 as substring.

It is a Duffinian 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, 13325318777206 + ... + 13325318777215.

It is an arithmetic number, because the mean of its divisors is an integer number (39975956331633).

Almost surely, 2^{133253187772105} is an apocalyptic number.

It is an amenable number.

133253187772105 is a deficient number, since it is larger than the sum of its proper divisors (26650637554427).

133253187772105 is an equidigital number, since it uses as much as digits as its factorization.

133253187772105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26650637554426.

The product of its (nonzero) digits is 7408800, while the sum is 55.

The spelling of 133253187772105 in words is "one hundred thirty-three trillion, two hundred fifty-three billion, one hundred eighty-seven million, seven hundred seventy-two thousand, one hundred five".