134186570461 has 4 divisors (see below), whose sum is σ = 134343882652. Its totient is φ = 134029258272.

The previous prime is 134186570459. The next prime is 134186570473. The reversal of 134186570461 is 164075681431.

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 17694054361 + 116492516100 = 133019^2 + 341310^2 .

It is a cyclic number.

It is not a de Polignac number, because 134186570461 - 2¹ = 134186570459 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 (134186573461) 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, 78654816 + ... + 78656521.

It is an arithmetic number, because the mean of its divisors is an integer number (33585970663).

Almost surely, 2^134186570461 is an apocalyptic number.

It is an amenable number.

134186570461 is a deficient number, since it is larger than the sum of its proper divisors (157312191).

134186570461 is an equidigital number, since it uses as much as digits as its factorization.

134186570461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157312190.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 134186570461 in words is "one hundred thirty-four billion, one hundred eighty-six million, five hundred seventy thousand, four hundred sixty-one".