134302748881 has 4 divisors (see below), whose sum is σ = 153488855872. Its totient is φ = 115116641892.

The previous prime is 134302748869. The next prime is 134302748891. The reversal of 134302748881 is 188847203431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 188847203431 = 213637 ⋅883963.

It is not a de Polignac number, because 134302748881 - 2⁹ = 134302748369 is a prime.

It is a super-2 number, since 2×134302748881² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134302748831) 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, 9593053485 + ... + 9593053498.

It is an arithmetic number, because the mean of its divisors is an integer number (38372213968).

Almost surely, 2^134302748881 is an apocalyptic number.

It is an amenable number.

134302748881 is a deficient number, since it is larger than the sum of its proper divisors (19186106991).

134302748881 is an equidigital number, since it uses as much as digits as its factorization.

134302748881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19186106990.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The spelling of 134302748881 in words is "one hundred thirty-four billion, three hundred two million, seven hundred forty-eight thousand, eight hundred eighty-one".