119920865 has 8 divisors (see below), whose sum is σ = 148547328. Its totient is φ = 92841840.

The previous prime is 119920861. The next prime is 119920883. The reversal of 119920865 is 568029911.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 119920865 - 2² = 119920861 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119920861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386687 + ... + 386996.

It is an arithmetic number, because the mean of its divisors is an integer number (18568416).

Almost surely, 2^119920865 is an apocalyptic number.

It is an amenable number.

119920865 is a deficient number, since it is larger than the sum of its proper divisors (28626463).

119920865 is an equidigital number, since it uses as much as digits as its factorization.

119920865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773719.

The product of its (nonzero) digits is 38880, while the sum is 41.

The square root of 119920865 is about 10950.8385523667. The cubic root of 119920865 is about 493.1339667500.

The spelling of 119920865 in words is "one hundred nineteen million, nine hundred twenty thousand, eight hundred sixty-five".