119999001 has 4 divisors (see below), whose sum is σ = 159998672. Its totient is φ = 79999332.

The previous prime is 119998999. The next prime is 119999023. The reversal of 119999001 is 100999911.

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 not a de Polignac number, because 119999001 - 2¹ = 119998999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119999051) 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, 19999831 + ... + 19999836.

It is an arithmetic number, because the mean of its divisors is an integer number (39999668).

Almost surely, 2^119999001 is an apocalyptic number.

It is an amenable number.

119999001 is a deficient number, since it is larger than the sum of its proper divisors (39999671).

119999001 is an equidigital number, since it uses as much as digits as its factorization.

119999001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39999670.

The product of its (nonzero) digits is 6561, while the sum is 39.

The square root of 119999001 is about 10954.4055521055. The cubic root of 119999001 is about 493.2410461146.

The spelling of 119999001 in words is "one hundred nineteen million, nine hundred ninety-nine thousand, one".