134073997 has 2 divisors, whose sum is σ = 134073998. Its totient is φ = 134073996.

The previous prime is 134073991. The next prime is 134074021. The reversal of 134073997 is 799370431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84989961 + 49084036 = 9219^2 + 7006^2 .

It is an emirp because it is prime and its reverse (799370431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134073997 - 2⁷ = 134073869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134073991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67036998 + 67036999.

It is an arithmetic number, because the mean of its divisors is an integer number (67036999).

Almost surely, 2^134073997 is an apocalyptic number.

It is an amenable number.

134073997 is a deficient number, since it is larger than the sum of its proper divisors (1).

134073997 is an equidigital number, since it uses as much as digits as its factorization.

134073997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 134073997 is about 11579.0326452601. The cubic root of 134073997 is about 511.8171713044.

The spelling of 134073997 in words is "one hundred thirty-four million, seventy-three thousand, nine hundred ninety-seven".