131634196641253 has 8 divisors (see below), whose sum is σ = 131688483698520. Its totient is φ = 131579910512640.

The previous prime is 131634196641239. The next prime is 131634196641323. The reversal of 131634196641253 is 352146691436131.

It can be written as a sum of positive squares in 4 ways, for example, as 3798452877444 + 127835743763809 = 1948962^2 + 11306447^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 131634196641253 - 2⁹ = 131634196640741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131634196641194 and 131634196641203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131634196641653) 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, 538300773 + ... + 538545253.

It is an arithmetic number, because the mean of its divisors is an integer number (16461060462315).

Almost surely, 2^{131634196641253} is an apocalyptic number.

It is an amenable number.

131634196641253 is a deficient number, since it is larger than the sum of its proper divisors (54287057267).

131634196641253 is a wasteful number, since it uses less digits than its factorization.

131634196641253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464327.

The product of its digits is 8398080, while the sum is 55.

The spelling of 131634196641253 in words is "one hundred thirty-one trillion, six hundred thirty-four billion, one hundred ninety-six million, six hundred forty-one thousand, two hundred fifty-three".