134513894461 has 2 divisors, whose sum is σ = 134513894462. Its totient is φ = 134513894460.

The previous prime is 134513894399. The next prime is 134513894513. The reversal of 134513894461 is 164498315431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107514475236 + 26999419225 = 327894^2 + 164315^2 .

It is a cyclic number.

It is not a de Polignac number, because 134513894461 - 2¹¹ = 134513892413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134513834461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67256947230 + 67256947231.

It is an arithmetic number, because the mean of its divisors is an integer number (67256947231).

Almost surely, 2^134513894461 is an apocalyptic number.

It is an amenable number.

134513894461 is a deficient number, since it is larger than the sum of its proper divisors (1).

134513894461 is an equidigital number, since it uses as much as digits as its factorization.

134513894461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 49.

The spelling of 134513894461 in words is "one hundred thirty-four billion, five hundred thirteen million, eight hundred ninety-four thousand, four hundred sixty-one".