134561465453 has 4 divisors (see below), whose sum is σ = 134797953660. Its totient is φ = 134324977248.

The previous prime is 134561465393. The next prime is 134561465459. The reversal of 134561465453 is 354564165431.

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 70287553924 + 64273911529 = 265118^2 + 253523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134561465453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134561465398 and 134561465407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134561465459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118243250 + ... + 118244387.

It is an arithmetic number, because the mean of its divisors is an integer number (33699488415).

Almost surely, 2^134561465453 is an apocalyptic number.

It is an amenable number.

134561465453 is a deficient number, since it is larger than the sum of its proper divisors (236488207).

134561465453 is an equidigital number, since it uses as much as digits as its factorization.

134561465453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236488206.

The product of its digits is 2592000, while the sum is 47.

The spelling of 134561465453 in words is "one hundred thirty-four billion, five hundred sixty-one million, four hundred sixty-five thousand, four hundred fifty-three".