133673165407 has 2 divisors, whose sum is σ = 133673165408. Its totient is φ = 133673165406.

The previous prime is 133673165363. The next prime is 133673165419. The reversal of 133673165407 is 704561376331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133673165407 - 2⁷ = 133673165279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133673165467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66836582703 + 66836582704.

It is an arithmetic number, because the mean of its divisors is an integer number (66836582704).

Almost surely, 2^133673165407 is an apocalyptic number.

133673165407 is a deficient number, since it is larger than the sum of its proper divisors (1).

133673165407 is an equidigital number, since it uses as much as digits as its factorization.

133673165407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 133673165407 in words is "one hundred thirty-three billion, six hundred seventy-three million, one hundred sixty-five thousand, four hundred seven".