134405377 has 2 divisors, whose sum is σ = 134405378. Its totient is φ = 134405376.

The previous prime is 134405371. The next prime is 134405389. The reversal of 134405377 is 773504431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109495296 + 24910081 = 10464^2 + 4991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134405377 is a prime.

It is not a weakly prime, because it can be changed into another prime (134405371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67202688 + 67202689.

It is an arithmetic number, because the mean of its divisors is an integer number (67202689).

Almost surely, 2^134405377 is an apocalyptic number.

It is an amenable number.

134405377 is a deficient number, since it is larger than the sum of its proper divisors (1).

134405377 is an equidigital number, since it uses as much as digits as its factorization.

134405377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 134405377 is about 11593.3332997892. Note that the first 3 decimals coincide. The cubic root of 134405377 is about 512.2384969299.

The spelling of 134405377 in words is "one hundred thirty-four million, four hundred five thousand, three hundred seventy-seven".