134155325477 has 2 divisors, whose sum is σ = 134155325478. Its totient is φ = 134155325476.

The previous prime is 134155325471. The next prime is 134155325489. The reversal of 134155325477 is 774523551431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119927845636 + 14227479841 = 346306^2 + 119279^2 .

It is a cyclic number.

It is not a de Polignac number, because 134155325477 - 2⁶ = 134155325413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134155325471) 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, 67077662738 + 67077662739.

It is an arithmetic number, because the mean of its divisors is an integer number (67077662739).

Almost surely, 2^134155325477 is an apocalyptic number.

It is an amenable number.

134155325477 is a deficient number, since it is larger than the sum of its proper divisors (1).

134155325477 is an equidigital number, since it uses as much as digits as its factorization.

134155325477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1764000, while the sum is 47.

The spelling of 134155325477 in words is "one hundred thirty-four billion, one hundred fifty-five million, three hundred twenty-five thousand, four hundred seventy-seven".