133670256383 has 2 divisors, whose sum is σ = 133670256384. Its totient is φ = 133670256382.

The previous prime is 133670256323. The next prime is 133670256389. The reversal of 133670256383 is 383652076331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133670256383 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133670256389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66835128191 + 66835128192.

It is an arithmetic number, because the mean of its divisors is an integer number (66835128192).

Almost surely, 2^133670256383 is an apocalyptic number.

133670256383 is a deficient number, since it is larger than the sum of its proper divisors (1).

133670256383 is an equidigital number, since it uses as much as digits as its factorization.

133670256383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 133670256383 in words is "one hundred thirty-three billion, six hundred seventy million, two hundred fifty-six thousand, three hundred eighty-three".