134563245253 has 8 divisors (see below), whose sum is σ = 136034830872. Its totient is φ = 133098752256.

The previous prime is 134563245209. The next prime is 134563245343. The reversal of 134563245253 is 352542365431.

It can be written as a sum of positive squares in 4 ways, for example, as 2229539524 + 132333705729 = 47218^2 + 363777^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134563245253 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 (134563245203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1735000 + ... + 1810897.

It is an arithmetic number, because the mean of its divisors is an integer number (17004353859).

Almost surely, 2^134563245253 is an apocalyptic number.

It is an amenable number.

134563245253 is a deficient number, since it is larger than the sum of its proper divisors (1471585619).

134563245253 is a wasteful number, since it uses less digits than its factorization.

134563245253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3546311.

The product of its digits is 1296000, while the sum is 43.

The spelling of 134563245253 in words is "one hundred thirty-four billion, five hundred sixty-three million, two hundred forty-five thousand, two hundred fifty-three".