134131667 has 2 divisors, whose sum is σ = 134131668. Its totient is φ = 134131666.

The previous prime is 134131661. The next prime is 134131687. The reversal of 134131667 is 766131431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134131667 - 2¹² = 134127571 is a prime.

It is not a weakly prime, because it can be changed into another prime (134131661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67065833 + 67065834.

It is an arithmetic number, because the mean of its divisors is an integer number (67065834).

Almost surely, 2^134131667 is an apocalyptic number.

134131667 is a deficient number, since it is larger than the sum of its proper divisors (1).

134131667 is an equidigital number, since it uses as much as digits as its factorization.

134131667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 134131667 is about 11581.5226546426. The cubic root of 134131667 is about 511.8905443817.

The spelling of 134131667 in words is "one hundred thirty-four million, one hundred thirty-one thousand, six hundred sixty-seven".