120089919 has 4 divisors (see below), whose sum is σ = 160119896. Its totient is φ = 80059944.

The previous prime is 120089911. The next prime is 120089941. The reversal of 120089919 is 919980021.

It is a happy number.

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

It is not a de Polignac number, because 120089919 - 2³ = 120089911 is a prime.

It is a super-2 number, since 2×120089919² = 28843177290853122, which 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 (120089911) 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, 20014984 + ... + 20014989.

It is an arithmetic number, because the mean of its divisors is an integer number (40029974).

Almost surely, 2^120089919 is an apocalyptic number.

120089919 is a deficient number, since it is larger than the sum of its proper divisors (40029977).

120089919 is an equidigital number, since it uses as much as digits as its factorization.

120089919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40029976.

The product of its (nonzero) digits is 11664, while the sum is 39.

The square root of 120089919 is about 10958.5546035962. The cubic root of 120089919 is about 493.3655837309.

It can be divided in two parts, 1200 and 89919, that added together give a palindrome (91119).

The spelling of 120089919 in words is "one hundred twenty million, eighty-nine thousand, nine hundred nineteen".