133540031013209 has 2 divisors, whose sum is σ = 133540031013210. Its totient is φ = 133540031013208.

The previous prime is 133540031013199. The next prime is 133540031013293. The reversal of 133540031013209 is 902310130045331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133536582974809 + 3448038400 = 11555803^2 + 58720^2 .

It is a cyclic number.

It is not a de Polignac number, because 133540031013209 - 2²⁰ = 133540029964633 is a prime.

It is not a weakly prime, because it can be changed into another prime (133540031013509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66770015506604 + 66770015506605.

It is an arithmetic number, because the mean of its divisors is an integer number (66770015506605).

Almost surely, 2^{133540031013209} is an apocalyptic number.

It is an amenable number.

133540031013209 is a deficient number, since it is larger than the sum of its proper divisors (1).

133540031013209 is an equidigital number, since it uses as much as digits as its factorization.

133540031013209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 133540031013209 in words is "one hundred thirty-three trillion, five hundred forty billion, thirty-one million, thirteen thousand, two hundred nine".