119909167741921 has 4 divisors (see below), whose sum is σ = 119910496804272. Its totient is φ = 119907838679572.

The previous prime is 119909167741901. The next prime is 119909167741991. The reversal of 119909167741921 is 129147761909911.

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.

It is a cyclic number.

It is not a de Polignac number, because 119909167741921 - 2²⁷ = 119909033524193 is a prime.

It is a super-3 number, since 3×119909167741921³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119909167741901) 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, 664395835 + ... + 664576288.

It is an arithmetic number, because the mean of its divisors is an integer number (29977624201068).

Almost surely, 2^{119909167741921} is an apocalyptic number.

It is an amenable number.

119909167741921 is a deficient number, since it is larger than the sum of its proper divisors (1329062351).

119909167741921 is an equidigital number, since it uses as much as digits as its factorization.

119909167741921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329062350.

The product of its (nonzero) digits is 15431472, while the sum is 67.

The spelling of 119909167741921 in words is "one hundred nineteen trillion, nine hundred nine billion, one hundred sixty-seven million, seven hundred forty-one thousand, nine hundred twenty-one".