119919806 has 4 divisors (see below), whose sum is σ = 179879712. Its totient is φ = 59959902.

The previous prime is 119919803. The next prime is 119919817. The reversal of 119919806 is 608919911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 608919911 = 317 ⋅1920883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119919803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29979950 + ... + 29979953.

It is an arithmetic number, because the mean of its divisors is an integer number (44969928).

Almost surely, 2^119919806 is an apocalyptic number.

119919806 is a deficient number, since it is larger than the sum of its proper divisors (59959906).

119919806 is an equidigital number, since it uses as much as digits as its factorization.

119919806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59959905.

The product of its (nonzero) digits is 34992, while the sum is 44.

The square root of 119919806 is about 10950.7901997984. The cubic root of 119919806 is about 493.1325151527.

The spelling of 119919806 in words is "one hundred nineteen million, nine hundred nineteen thousand, eight hundred six".