134421151999 has 4 divisors (see below), whose sum is σ = 140265549936. Its totient is φ = 128576754064.

The previous prime is 134421151967. The next prime is 134421152077. The reversal of 134421151999 is 999151124431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134421151999 - 2⁵ = 134421151967 is a prime.

It is a super-2 number, since 2×134421151999² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134421151919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2922198934 + ... + 2922198979.

It is an arithmetic number, because the mean of its divisors is an integer number (35066387484).

Almost surely, 2^134421151999 is an apocalyptic number.

134421151999 is a deficient number, since it is larger than the sum of its proper divisors (5844397937).

134421151999 is an equidigital number, since it uses as much as digits as its factorization.

134421151999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5844397936.

The product of its digits is 349920, while the sum is 49.

The spelling of 134421151999 in words is "one hundred thirty-four billion, four hundred twenty-one million, one hundred fifty-one thousand, nine hundred ninety-nine".