134502145464541 has 4 divisors (see below), whose sum is σ = 135025500116412. Its totient is φ = 133978790812672.

The previous prime is 134502145464487. The next prime is 134502145464559. The reversal of 134502145464541 is 145464541205431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 106639266503641 + 27862878960900 = 10326629^2 + 5278530^2 .

It is a cyclic number.

It is not a de Polignac number, because 134502145464541 - 2¹⁷ = 134502145333469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134502145464041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261677325550 + ... + 261677326063.

It is an arithmetic number, because the mean of its divisors is an integer number (33756375029103).

Almost surely, 2^{134502145464541} is an apocalyptic number.

It is an amenable number.

134502145464541 is a deficient number, since it is larger than the sum of its proper divisors (523354651871).

134502145464541 is an equidigital number, since it uses as much as digits as its factorization.

134502145464541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523354651870.

The product of its (nonzero) digits is 4608000, while the sum is 49.

Adding to 134502145464541 its reverse (145464541205431), we get a palindrome (279966686669972).

The spelling of 134502145464541 in words is "one hundred thirty-four trillion, five hundred two billion, one hundred forty-five million, four hundred sixty-four thousand, five hundred forty-one".