134801901161 has 4 divisors (see below), whose sum is σ = 134866618512. Its totient is φ = 134737183812.

The previous prime is 134801901107. The next prime is 134801901181. The reversal of 134801901161 is 161109108431.

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: 161109108431 = 10333 ⋅15591707.

It is a cyclic number.

It is not a de Polignac number, because 134801901161 - 2⁶ = 134801901097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134801901181) 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, 32355551 + ... + 32359716.

It is an arithmetic number, because the mean of its divisors is an integer number (33716654628).

Almost surely, 2^134801901161 is an apocalyptic number.

It is an amenable number.

134801901161 is a deficient number, since it is larger than the sum of its proper divisors (64717351).

134801901161 is an equidigital number, since it uses as much as digits as its factorization.

134801901161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64717350.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 134801901161 in words is "one hundred thirty-four billion, eight hundred one million, nine hundred one thousand, one hundred sixty-one".