134547745429 has 2 divisors, whose sum is σ = 134547745430. Its totient is φ = 134547745428.

The previous prime is 134547745427. The next prime is 134547745459. The reversal of 134547745429 is 924547745431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126948264804 + 7599480625 = 356298^2 + 87175^2 .

It is a cyclic number.

It is not a de Polignac number, because 134547745429 - 2¹ = 134547745427 is a prime.

Together with 134547745427, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 134547745429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134547745421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67273872714 + 67273872715.

It is an arithmetic number, because the mean of its divisors is an integer number (67273872715).

Almost surely, 2^134547745429 is an apocalyptic number.

It is an amenable number.

134547745429 is a deficient number, since it is larger than the sum of its proper divisors (1).

134547745429 is an equidigital number, since it uses as much as digits as its factorization.

134547745429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16934400, while the sum is 55.

The spelling of 134547745429 in words is "one hundred thirty-four billion, five hundred forty-seven million, seven hundred forty-five thousand, four hundred twenty-nine".