133203713243 has 2 divisors, whose sum is σ = 133203713244. Its totient is φ = 133203713242.

The previous prime is 133203713233. The next prime is 133203713263. The reversal of 133203713243 is 342317302331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133203713243 - 2¹² = 133203709147 is a prime.

It is not a weakly prime, because it can be changed into another prime (133203713233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66601856621 + 66601856622.

It is an arithmetic number, because the mean of its divisors is an integer number (66601856622).

Almost surely, 2^133203713243 is an apocalyptic number.

133203713243 is a deficient number, since it is larger than the sum of its proper divisors (1).

133203713243 is an equidigital number, since it uses as much as digits as its factorization.

133203713243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 32.

The spelling of 133203713243 in words is "one hundred thirty-three billion, two hundred three million, seven hundred thirteen thousand, two hundred forty-three".